IP Library › Granted Patent US 6,803,248
Granted Patent Utility
US 6,803,248 · Confirmation No. 3417

CHEMISTRY FOR ETCHING QUATERNARY INTERFACE LAYERS ON INGAASP MOSTLY FORMED BETWEEN GAAS AND INXGA(1-X)P LAYERS

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2007-05-22 COCOUT Certificate of Correction - Post Issue Communication 2 View
2007-03-21 IMIS Miscellaneous Internal Document 1 View
2007-03-21 IMIS Miscellaneous Internal Document 1 View
2007-03-21 COCX Supervisory Patent Examiner Response - Return for Certificate of Correction 1 View
2007-03-09 COCIN Request for Certificate of Correction 2 View
2007-03-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
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2004-06-17 NOA Notice of Allowance and Fees Due (PTOL-85) 3 View
2004-06-17 NOA Notice of Allowance and Fees Due (PTOL-85) 1 View
2004-06-17 1449 List of References cited by applicant and considered by examiner 1 View
2004-06-17 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 1 View
2004-06-17 FWCLM Index of Claims 1 View
2004-06-17 SRFW Search information including classification, databases and other search related notes 1 View
2004-06-03 SRNT Examiner's search strategy and results 1 View
2004-04-05 WFEE Fee Worksheet (SB06) 2 View
2004-04-05 WFEE Fee Worksheet (SB06) 1 View
2004-01-23 C.AD Change of Address 2 View
2004-01-05 A... Amendment/Request for Reconsideration-After Non-Final Rejection 2 View
2004-01-05 CLM Claims 7 View
2004-01-05 REM Applicant Arguments/Remarks Made in an Amendment 10 View
2003-10-03 CTNF Non-Final Rejection 6 View
2003-10-03 892 List of references cited by examiner 1 View
2003-10-03 892 List of references cited by examiner 1 View
2003-10-03 FOR Foreign Reference 2 View
2003-10-03 FOR Foreign Reference 3 View
2003-10-03 FWCLM Index of Claims 1 View
2003-10-03 SRFW Search information including classification, databases and other search related notes 1 View
2003-09-19 SRNT Examiner's search strategy and results 4 View
2003-09-19 SRNT Examiner's search strategy and results 4 View
2003-06-09 LET. Miscellaneous Incoming Letter 2 View
2003-05-27 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2003-05-27 FOR Foreign Reference 14 View
2003-05-27 FOR Foreign Reference 1 View
2003-05-27 FOR Foreign Reference 1 View
2001-12-21 TRNA Transmittal of New Application 2 View
2001-12-21 SPEC Specification 18 View
2001-12-21 CLM Claims 5 View
2001-12-21 ABST Abstract 1 View
2001-12-21 DRW Drawings-only black and white line drawings 4 View
2001-12-21 OATH Oath or Declaration filed 3 View
2001-12-21 IMIS Miscellaneous Internal Document 1 View
2001-12-21 TRNA Transmittal of New Application 2 View
2001-12-21 DRW Drawings-only black and white line drawings 4 View
2001-12-21 SPEC Specification 18 View
2001-12-21 CLM Claims 5 View
2001-12-21 ABST Abstract 1 View
2001-12-21 OATH Oath or Declaration filed 3 View
2001-12-21 WFEE Fee Worksheet (SB06) 1 View
2001-12-21 WFEE Fee Worksheet (SB06) 1 View
2001-12-21 WCLM Claims Worksheet (PTO-2022) 1 View
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Quick Facts
Patent No.
US 6,803,248
App. No.
10/029,093
Filed
2001-12-21
Granted
2004-10-12
Pub. No.
US20030138984A1
Examiner
PHAM, LONG
Art Unit
2814
PTA
-2 days