Patent Application
Utility
App. No. 10/222,716
· Confirmation No. 8254
REVERSIBLE OPTICAL CIRCULATOR UTILIZING A BI-MORPHIC PIEZOELECTRIC APPARATUS
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-09-08 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-09-08 | LET. |
Miscellaneous Incoming Letter | 2 | View | |
| 2002-08-15 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-08-15 | SPEC |
Specification | 35 | View | |
| 2002-08-15 | CLM |
Claims | 8 | View | |
| 2002-08-15 | ABST |
Abstract | 1 | View | |
| 2002-08-15 | DRW |
Drawings-only black and white line drawings | 26 | View | |
| 2002-08-15 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Shudong Wu
Fremont, CA
Simon X. F. Cao
San Mateo, CA
Thomas Cooney
Milpitas, CA
Weicheng Chen
State College, PA
Attorneys & Agents of Record
Classification
USPC
385/16
G02B6/3566
G02B6/2746
G02B6/29302
G02B6/29386
G02B6/3528
G02B6/3548
G02B6/355
G02B6/3572
G02B6/3578
G02B6/358
Prosecution
- Examiner
- BOUTSIKARIS, LEONIDAS
- Art Unit
- 2872
- Docket No.
- 1557D
- Confirmation No.
- 8254
Patent Term Adjustment
-1days
RELEASE OF SECURITY INTEREST
Recorded 2014-05-21
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-05-15
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-05-09
PATENT SECURITY AGREEMENT
Recorded 2012-07-03
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Quick Facts
- App. No.
- 10/222,716
- Filed
- 2002-08-15
- Granted
- 2003-11-18
- Examiner
- BOUTSIKARIS, LEONIDAS
- Art Unit
- 2872
- PTA
- -1 days
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