IP Library › Patent Application 12693410

Patent Application Utility

App. No. 12/693,410 · Confirmation No. 4007

Concurrent Use of Multiple User Interface Devices

Inventors: Brian Lanier, James M. Barton

Abandoned -- Failure to Respond to an Office Action View Publication ↗

	Code	Description	Pages	PDF
2018-03-30	`ABN`	Abandonment	2	View
2017-09-19	`CTNF`	Non-Final Rejection	47	View
2017-09-19	`892`	List of references cited by examiner	1	View
2017-09-19	`1449`	List of References cited by applicant and considered by examiner	2	View
2017-09-19	`SRNT`	Examiner's search strategy and results	14	View
2017-09-19	`SRNT`	Examiner's search strategy and results	10	View
2017-09-19	`SRFW`	Search information including classification, databases and other search related notes	2	View
2017-03-22	`N570`	Communication - Re: Power of Attorney (PTOL-308)	1	View
2017-03-22	`N570`	Communication - Re: Power of Attorney (PTOL-308)	1	View
2017-03-15	`PA..`	Power of Attorney	2	View
2017-03-15	`R3.73`	Assignee showing of ownership per 37 CFR 3.73	6	View
2017-03-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2016-12-30	`RCEX`	Request for Continued Examination (RCE)	3	View
2016-12-30	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2016-12-30	`1449`	List of References cited by applicant and considered by examiner	2	View
2016-12-30	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2016-12-30	`CLM`	Claims	11	View
2016-12-30	`REM`	Applicant Arguments/Remarks Made in an Amendment	6	View
2016-12-30	`WFEE`	Fee Worksheet (SB06)	2	View
2016-12-30	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2016-12-30	`WFEE`	Fee Worksheet (SB06)	1	View
2016-10-06	`CTFR`	Final Rejection	37	View
2016-10-06	`892`	List of references cited by examiner	1	View
2016-10-06	`SRNT`	Examiner's search strategy and results	13	View
2016-10-06	`SRNT`	Examiner's search strategy and results	1	View
2016-10-06	`FWCLM`	Index of Claims	2	View
2016-10-06	`SRFW`	Search information including classification, databases and other search related notes	2	View
2016-10-06	`1449`	List of References cited by applicant and considered by examiner	2	View
2016-07-22	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2016-07-22	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2016-07-22	`CLM`	Claims	10	View
2016-07-22	`REM`	Applicant Arguments/Remarks Made in an Amendment	4	View
2016-07-22	`WFEE`	Fee Worksheet (SB06)	2	View
2016-07-22	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2016-07-22	`TRAN.LET`	Transmittal Letter	1	View
2016-07-22	`WFEE`	Fee Worksheet (SB06)	1	View
2016-07-22	`N417.CORR`	Electronic Filing System Acknowledgment Receipt (Corrected)	3	View
2016-04-22	`CTNF`	Non-Final Rejection	26	View
2016-04-22	`892`	List of references cited by examiner	1	View
2016-04-22	`1449`	List of References cited by applicant and considered by examiner	2	View
2016-04-22	`SRNT`	Examiner's search strategy and results	13	View
2016-04-22	`SRFW`	Search information including classification, databases and other search related notes	2	View
2016-04-22	`1449`	List of References cited by applicant and considered by examiner	2	View
2016-04-22	`SRNT`	Examiner's search strategy and results	1	View
2016-04-22	`FWCLM`	Index of Claims	2	View
2016-03-22	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2016-03-22	`FOR`	Foreign Reference	41	View
2016-03-22	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2016-03-22	`TRAN.LET`	Transmittal Letter	1	View
2015-11-16	`RCEX`	Request for Continued Examination (RCE)	3	View
2015-11-16	`TRAN.LET`	Transmittal Letter	1	View
2015-11-16	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	3	View
2015-11-16	`FOR`	Foreign Reference	31	View
2015-11-16	`FOR`	Foreign Reference	72	View
2015-11-16	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2015-11-16	`CLM`	Claims	10	View
2015-11-16	`REM`	Applicant Arguments/Remarks Made in an Amendment	4	View
2015-11-16	`WFEE`	Fee Worksheet (SB06)	2	View
2015-11-16	`N417`	Electronic Filing System Acknowledgment Receipt	4	View
2015-11-16	`WFEE`	Fee Worksheet (SB06)	1	View
2015-07-15	`CTFR`	Final Rejection	18	View
2015-07-15	`FWCLM`	Index of Claims	1	View
2015-07-15	`SRFW`	Search information including classification, databases and other search related notes	2	View
2015-07-15	`SRNT`	Examiner's search strategy and results	10	View
2015-04-01	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2015-04-01	`CLM`	Claims	9	View
2015-04-01	`REM`	Applicant Arguments/Remarks Made in an Amendment	5	View
2015-04-01	`WFEE`	Fee Worksheet (SB06)	2	View
2015-04-01	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2015-04-01	`WFEE`	Fee Worksheet (SB06)	1	View
2014-11-25	`N570`	Communication - Re: Power of Attorney (PTOL-308)	1	View
2014-11-25	`N570`	Communication - Re: Power of Attorney (PTOL-308)	1	View
2014-11-17	`PA..`	Power of Attorney	1	View
2014-11-17	`LET.`	Miscellaneous Incoming Letter	7	View
2014-11-17	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-11-17	`R3.73`	Assignee showing of ownership per 37 CFR 3.73	3	View
2014-10-01	`CTNF`	Non-Final Rejection	22	View
2014-10-01	`892`	List of references cited by examiner	1	View
2014-10-01	`FWCLM`	Index of Claims	1	View
2014-10-01	`SRNT`	Examiner's search strategy and results	9	View
2014-10-01	`1449`	List of References cited by applicant and considered by examiner	1	View
2014-10-01	`SRFW`	Search information including classification, databases and other search related notes	1	View
2014-10-01	`1449`	List of References cited by applicant and considered by examiner	2	View
2014-10-01	`1449`	List of References cited by applicant and considered by examiner	2	View
2014-10-01	`1449`	List of References cited by applicant and considered by examiner	1	View
2014-10-01	`1449`	List of References cited by applicant and considered by examiner	1	View
2014-09-17	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2014-09-17	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-09-17	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2014-06-06	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2014-06-06	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-06-06	`TRAN.LET`	Transmittal Letter	2	View
2014-04-28	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2014-04-28	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-04-28	`TRAN.LET`	Transmittal Letter	2	View
2014-03-18	`RCEX`	Request for Continued Examination (RCE)	3	View
2014-03-18	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2014-03-18	`CLM`	Claims	6	View
2014-03-18	`REM`	Applicant Arguments/Remarks Made in an Amendment	8	View
2014-03-18	`WFEE`	Fee Worksheet (SB06)	2	View
2014-03-18	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-03-18	`WFEE`	Fee Worksheet (SB06)	1	View
2014-02-27	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2014-02-27	`WFEE`	Fee Worksheet (SB06)	2	View
2014-02-27	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2014-02-27	`TRAN.LET`	Transmittal Letter	4	View
2014-02-26	`INTV.SUM.APP`	Applicant Initiated Interview Summary (PTOL-413)	3	View
2014-01-30	`CTAV`	Advisory Action (PTOL-303)	3	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	4	View
2014-01-30	`ANE.I`	Amendment After Final or under 37CFR 1.312, initialed by the examiner.	1	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	2	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	2	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	4	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	1	View
2014-01-30	`1449`	List of References cited by applicant and considered by examiner	4	View
2014-01-21	`A.NE`	Response After Final Action	1	View
2014-01-21	`REM`	Applicant Arguments/Remarks Made in an Amendment	8	View
2014-01-21	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-12-09	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2013-12-09	`WFEE`	Fee Worksheet (SB06)	2	View
2013-12-09	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-12-09	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2013-11-18	`CTFR`	Final Rejection	16	View
2013-11-18	`892`	List of references cited by examiner	1	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	2	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	4	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	2	View
2013-11-18	`FWCLM`	Index of Claims	1	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	1	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	2	View
2013-11-18	`1449`	List of References cited by applicant and considered by examiner	4	View
2013-11-18	`SRNT`	Examiner's search strategy and results	8	View
2013-11-18	`SRFW`	Search information including classification, databases and other search related notes	1	View
2013-10-25	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2013-10-25	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-10-04	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2013-10-04	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-10-04	`TRAN.LET`	Transmittal Letter	3	View
2013-09-18	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2013-09-18	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-09-18	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2013-07-15	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2013-07-15	`CLM`	Claims	7	View
2013-07-15	`REM`	Applicant Arguments/Remarks Made in an Amendment	7	View
2013-07-15	`WFEE`	Fee Worksheet (SB06)	2	View
2013-07-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-07-15	`WFEE`	Fee Worksheet (SB06)	1	View
2013-06-28	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2013-06-28	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-06-28	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2013-06-25	`INTV.SUM.APP`	Applicant Initiated Interview Summary (PTOL-413)	3	View
2013-05-16	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2013-05-16	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-03-14	`CTNF`	Non-Final Rejection	15	View
2013-03-14	`892`	List of references cited by examiner	3	View
2013-03-14	`FWCLM`	Index of Claims	1	View
2013-03-14	`SRFW`	Search information including classification, databases and other search related notes	1	View
2013-03-14	`SPEC.NE`	Specification-Amendment Not Entered	3	View
2013-03-14	`NFDR`	Notice of Formal Drawings Required	1	View
2013-03-14	`1449`	List of References cited by applicant and considered by examiner	5	View
2013-03-14	`1449`	List of References cited by applicant and considered by examiner	1	View
2013-03-14	`SRNT`	Examiner's search strategy and results	17	View
2013-02-15	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2013-02-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2013-02-15	`TRAN.LET`	Transmittal Letter	4	View
2013-01-23	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2013-01-23	`FOR`	Foreign Reference	3	View
2013-01-23	`FOR`	Foreign Reference	95	View
2013-01-23	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2013-01-23	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	5	View
2012-11-14	`RCEX`	Request for Continued Examination (RCE)	3	View
2012-11-14	`DRW.NONBW`	Drawings-other than black and white line drawings	1	View
2012-11-14	`AMSB`	Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE)	1	View
2012-11-14	`SPEC`	Specification	3	View
2012-11-14	`REM`	Applicant Arguments/Remarks Made in an Amendment	1	View
2012-11-14	`CLM`	Claims	6	View
2012-11-14	`REM`	Applicant Arguments/Remarks Made in an Amendment	5	View
2012-11-14	`WFEE`	Fee Worksheet (SB06)	2	View
2012-11-14	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2012-11-14	`136A`	Authorization for Extension of Time all replies	3	View
2012-11-14	`WFEE`	Fee Worksheet (SB06)	1	View
2012-11-14	`SCORE`	Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE)	1	View
2012-08-14	`CTFR`	Final Rejection	15	View
2012-08-14	`892`	List of references cited by examiner	3	View
2012-08-14	`ANE.I`	Amendment After Final or under 37CFR 1.312, initialed by the examiner.	1	View
2012-08-14	`FWCLM`	Index of Claims	1	View
2012-08-14	`SRNT`	Examiner's search strategy and results	14	View
2012-08-14	`SRFW`	Search information including classification, databases and other search related notes	1	View
2012-07-23	`A.NE`	Response After Final Action	1	View
2012-07-23	`REM`	Applicant Arguments/Remarks Made in an Amendment	4	View
2012-07-23	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2012-05-23	`CTFR`	Final Rejection	13	View
2012-05-23	`892`	List of references cited by examiner	2	View
2012-05-23	`SRFW`	Search information including classification, databases and other search related notes	1	View
2012-05-23	`FWCLM`	Index of Claims	1	View
2012-05-23	`1449`	List of References cited by applicant and considered by examiner	2	View
2012-05-23	`SRNT`	Examiner's search strategy and results	5	View
2012-05-23	`IMIS`	Miscellaneous Internal Document	7	View
2012-05-23	`1449`	List of References cited by applicant and considered by examiner	1	View
2012-05-15	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2012-05-15	`WFEE`	Fee Worksheet (SB06)	2	View
2012-05-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2012-05-15	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2012-04-19	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2012-04-19	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2012-04-19	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	4	View
2012-03-06	`A...`	Amendment/Request for Reconsideration-After Non-Final Rejection	1	View
2012-03-06	`CLM`	Claims	7	View
2012-03-06	`REM`	Applicant Arguments/Remarks Made in an Amendment	7	View
2012-03-06	`WFEE`	Fee Worksheet (SB06)	2	View
2012-03-06	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2012-03-06	`WFEE`	Fee Worksheet (SB06)	1	View
2011-12-06	`CTNF`	Non-Final Rejection	12	View
2011-12-06	`892`	List of references cited by examiner	1	View
2011-12-06	`FWCLM`	Index of Claims	1	View
2011-12-06	`SRFW`	Search information including classification, databases and other search related notes	1	View
2011-12-06	`1449`	List of References cited by applicant and considered by examiner	2	View
2011-12-06	`BIB`	Bibliographic Data Sheet	1	View
2011-12-06	`1449`	List of References cited by applicant and considered by examiner	1	View
2011-12-06	`SRNT`	Examiner's search strategy and results	14	View
2011-08-25	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	2	View
2011-08-25	`371P`	Documents submitted with 371 (National Stage) Applications	11	View
2011-08-25	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2011-08-25	`TRAN.LET`	Transmittal Letter	4	View
2011-07-28	`NTC.PUB`	Notice of Publication	1	View
2010-05-25	`IDS`	Information Disclosure Statement (IDS) Form (SB08)	1	View
2010-05-25	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2010-05-25	`TRAN.LET`	Transmittal Letter	3	View
2010-02-25	`APP.FILE.REC`	Filing Receipt	3	View
2010-02-15	`OATH`	Oath or Declaration filed	2	View
2010-02-15	`WFEE`	Fee Worksheet (SB06)	2	View
2010-02-15	`N417`	Electronic Filing System Acknowledgment Receipt	2	View
2010-02-05	`NTC.MISS.PRT`	Notice to File Missing Parts	2	View
2010-02-05	`APP.FILE.REC`	Filing Receipt	3	View
2010-01-25	`SPEC`	Specification	35	View
2010-01-25	`CLM`	Claims	4	View
2010-01-25	`ABST`	Abstract	1	View
2010-01-25	`DRW.NONBW`	Drawings-other than black and white line drawings	11	View
2010-01-25	`OATH`	Oath or Declaration filed	2	View
2010-01-25	`WFEE`	Fee Worksheet (SB06)	2	View
2010-01-25	`N417`	Electronic Filing System Acknowledgment Receipt	3	View
2010-01-25	`136A`	Authorization for Extension of Time all replies	3	View
2010-01-25	`SCORE`	Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE)	1	View
2010-01-25	`WFEE`	Fee Worksheet (SB06)	1	View
0001-01-03	`DRW.SUPP`	Drawings-black and white line and/or other drawings	—	View
0001-01-03	`DRW.SUPP`	Drawings-black and white line and/or other drawings	—	View

Inventors

Brian Lanier Bryn Mawr, PA

James M. Barton Alviso, CA

Attorneys & Agents of Record

GEORGE BRIEGER Reg. 52652 Attorney · HALEY GUILIANO LLP

KEVIN RIEFFEL Reg. 71318 Attorney · HALEY GUILIANO LLP

ANTHONY GEE Reg. 80314 Agent · HG LAW LLP

WILLIAM ULRICH Reg. 76504 Attorney · HG LAW LLP

JOSEPH MCPARTLAND Reg. 67542 Attorney · HG LAW LLP

MAXIM RAPOPORT Reg. 67675 Attorney

KYLE BECKEMEYER Reg. 72838 Attorney · XPERI

GABRIELLE PRINDLE Reg. 80996 Agent · HG LAW LLP

PAUL FRECH Reg. 82610 Agent · HALEY GUILIANO LLP

ERICA GRANT Reg. 82400 Agent · HALEY GUILIANO LLP

JOSEPH GERARD RAMIREZ Reg. 84310 Agent · HALEY GUILIANO LLP

CATHERINE KEOUGH Reg. 82476 Agent · HG LAW LLP

ANTHONY BOIANO Reg. 77544 Agent · HALEY GUILANO

LOUIS WECHTER Reg. 83501 Attorney · HALEY GUILIANO LLP

REDA HARB Reg. 74537 Agent

DANIEL ORGAN Reg. 74569 Attorney · HALEY GUILIANO LLP

GREGORY LUNDELL Reg. 54582 Agent · HALEY GUILIANO LLP

GENEVA LAI Reg. 72910 Attorney · HALEY GUILIANO LLP

JENNIFER GALELA Reg. 74501 Attorney · HALEY GUILIANO LLP

OLIVIA BROCK Reg. 82530 Agent · HALEY GUILIANO LLP

JAMES LEIZ Reg. 46109 Attorney · HALEY GUILIANO LLP

ANGELICA STUCZYNSKI Reg. 82671 Agent

CHLOE JACOBSON Reg. 84856 Agent · HG LAW LLP

FIRASAT ALI Reg. 45715 Agent · HALEY GUILIANO LLP

THOMAS TRAINOR Reg. 73679 Attorney · HG LAW LLP

DONNY SAMPORNA Reg. 76604 Attorney · HG LAW LLP

PRIYA SRIRAM Reg. 82766 Agent · HALEY GUILIANO LLP

ALEXANDER SHVARTS Reg. 47943 Attorney · SHVARTS & LEIZ LLP

ORION JUSUF Reg. 83944 Agent · HALEY GUILIANO LLP

JEFFREY INGERMAN Reg. 31069 Attorney · HG LAW LLP

ANDREW LEE Reg. 68977 Attorney · HG LAW LLP

PAUL RODRIGUEZ Reg. 40788 Attorney · RR DONNELLEY & SON COMPANY

CATO YANG Reg. 57310 Attorney · XPERI CORP.

JAMES HALEY Reg. 27794 Attorney · HALEY GUILIANO LLP

KAREN MANGASARIAN Reg. 43772 Attorney · HALEY GUILIANO LLP

ROBERT PILAUD Reg. 53470 Agent · HALEY GUILIANO LLP

BRIAN GUMMOW Reg. 63933 Agent · HALEY GUILIANO LLP

JASON INGERMAN Reg. 66139 Attorney · HALEY GUILIANO LLP

ARIEL DIAMOND Reg. 75947 Attorney · HALEY GUILIANO LLP

MATTHEW MINNICK Reg. 79057 Agent · HALEY GUILIANO LLP

MIHAELA DANCA Reg. 79869 Attorney · HALEY GUILIANO LLP

STACEY CHUNG Reg. 80042 Agent · HALEY GUILIANO, LLP

MAHA SABER Reg. 80755 Agent · HALEY GUILIANO

GIACOMO DI LIBERTO Reg. 81758 Agent · HALEY GUILIANO LLP

JAKE RABINOWITZ Reg. 82232 Agent · HALEY GUILIANO

MARCUS JELLEN Reg. 82464 Agent · HALEY GUILIANO LLP

ANCHAL AGARWAL Reg. 82967 Agent · HALEY GUILIANO LLP

YEE LAU Reg. 83063 Agent · HALEY GUILIANO LLP

Classification

USPC 715/716

H04N21/41265 G06F3/1438 H04N21/4122 H04L65/611 G06Q20/102 G09G2340/045 H04N21/2387 H04N21/242 H04N21/4302 H04N21/431 H04N21/4334 H04N21/4402 H04N21/47217 H04N21/4751 H04N21/6125 H04N21/812

Prosecution