Granted Patent
Utility
US 12,504,667
· Confirmation No. 3219
WAVEGUIDE LIGHT MULTIPLEXER USING CROSSED GRATINGS
Inventor:
Chulwoo OH
Applicant:
Magic Leap, Inc.
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Code | Description | Pages | ||
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| 2025-12-23 | EGRANT.PDF |
Digitally signed official patent eGrant document | — | View | |
| 2025-12-23 | EGRANT.NTF |
eGrant day-of Notification | 2 | View | |
| 2025-12-10 | ISSUE.NTF |
Issue Notification | 2 | View | |
| 2025-11-30 | IFEE |
Issue Fee Payment (PTO-85B) | 3 | View | |
| 2025-11-30 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-11-30 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2025-11-30 | N427 |
Post Allowance Communication - Incoming | 2 | View | |
| 2025-11-30 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-10-10 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 8 | View | |
| 2025-10-10 | FWCLM |
Index of Claims | 1 | View | |
| 2025-10-10 | SRFW |
Search information including classification, databases and other search related notes | 1 | View | |
| 2025-10-10 | IIFW |
Issue Information including classification, examiner, name, claim, renumbering, etc. | 3 | View | |
| 2025-10-10 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2025-10-10 | 1449 |
List of References cited by applicant and considered by examiner | 5 | View | |
| 2025-10-10 | SRNT |
Examiner's search strategy and results | 174 | View | |
| 2025-06-24 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2025-06-24 | TRAN.LET |
Transmittal Letter | 2 | View | |
| 2025-06-24 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-06-24 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 5 | View | |
| 2025-06-17 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-06-17 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | 1 | View | |
| 2025-06-17 | CLM |
Claims | 4 | View | |
| 2025-06-17 | INTRVIEW.APP |
Applicant summary of interview with examiner | 1 | View | |
| 2025-06-17 | REM |
Applicant Arguments/Remarks Made in an Amendment | 3 | View | |
| 2025-06-17 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2025-06-06 | M865E |
Electronic Request for Interview with Examiner | 1 | View | |
| 2025-03-21 | CTNF |
Non-Final Rejection | 19 | View | |
| 2025-03-21 | 892 |
List of references cited by examiner | 4 | View | |
| 2025-03-21 | FWCLM |
Index of Claims | 1 | View | |
| 2025-03-21 | SRFW |
Search information including classification, databases and other search related notes | 1 | View | |
| 2025-03-21 | 1449 |
List of References cited by applicant and considered by examiner | 14 | View | |
| 2025-03-21 | SRNT |
Examiner's search strategy and results | 161 | View | |
| 2025-03-21 | SRNT |
Examiner's search strategy and results | 163 | View | |
| 2025-03-21 | 1449 |
List of References cited by applicant and considered by examiner | 40 | View | |
| 2024-10-03 | TRAN.LET |
Transmittal Letter | 3 | View | |
| 2024-10-03 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 40 | View | |
| 2024-10-03 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-10-03 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 14 | View | |
| 2024-10-03 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2024-06-24 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2024-06-24 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2024-06-24 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-06-09 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-06-09 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-06-09 | APP.TEXT |
Application body structured text document | — | View | |
| 2024-06-09 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2024-06-09 | OATH |
Oath or Declaration filed | 1 | View | |
| 2024-06-09 | DRW |
Drawings-only black and white line drawings | 31 | View | |
| 2024-06-09 | ADS |
Application Data Sheet | 8 | View | |
| 2024-06-09 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2024-06-09 | SPEC |
Specification | 46 | View | |
| 2024-06-09 | CLM |
Claims | 4 | View | |
| 2024-06-09 | ABST |
Abstract | 1 | View | |
| 2024-06-09 | PA.. |
Power of Attorney | 2 | View | |
| 2024-06-09 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View |
Inventors
Chulwoo OH
Sammamish, WA
Attorneys & Agents of Record
Classification
USPC
385/10
G02B5/1814
G02B6/0016
G02F1/365
G02F1/133541
G02B3/00
G02B6/00
G02B6/0036
G02B6/0076
G02B27/0172
G02B2027/0178
G02F1/0045
G02F1/133504
G02F1/133528
G02F1/292
G02F2201/30
G02F2201/305
G02F2201/307
Prosecution
- Examiner
- RADKOWSKI, PETER
- Art Unit
- 2874
- Customer No.
- 189736
- Docket No.
- 559.00010.US4
- Confirmation No.
- 3219
Publication
- Pub. No.
- US20240329492A1
- Pub. Date
- 2024-10-03
Patent Term Adjustment
-7days
Parent
is a Continuation of
→
App. 18/179,779
· US 12,044,952
Filed 2023-03-07
· Patented Case
Parent
is a Continuation of
→
App. 17/143,039
· US 11,609,480
Filed 2021-01-06
· Patented Case
Parent
is a Continuation of
→
App. 15/815,567
· US 11,378,864
Filed 2017-11-16
· Patented Case
Parent
Claims priority from a provisional application
→
App. 62/424,293
Filed 2016-11-18
· Provisional Application Expired
Child
is a Continuation of
→
App. 19/403,923
Filed 2025-11-30
· Docketed New Case - Ready for Examination
SECURITY INTEREST
Recorded 2025-10-24
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Quick Facts
- Patent No.
- US 12,504,667
- App. No.
- 18/738,024
- Filed
- 2024-06-09
- Granted
- 2025-12-23
- Pub. No.
- US20240329492A1
- Examiner
- RADKOWSKI, PETER
- Art Unit
- 2874
- PTA
- -7 days
External Links