Granted Patent
Utility
US 6,643,056
· Confirmation No. 8029
OPTICAL PASSIVE COMPONENTS AND BI-DIRECTIONAL AMPLIFIER
Inventor:
Simon Cao
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-06 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-07-19 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-07-19 | SPEC |
Specification | 48 | View | |
| 2002-07-19 | CLM |
Claims | 21 | View | |
| 2002-07-19 | ABST |
Abstract | 1 | View | |
| 2002-07-19 | DRW |
Drawings-only black and white line drawings | 26 | View | |
| 2002-07-19 | OATH |
Oath or Declaration filed | 1 | View |
Inventors
Simon Cao
Pleasanton, CA
Attorneys & Agents of Record
Classification
USPC
359/341.2
H01S3/06754
G02B6/2746
G02B6/29302
G02B6/29358
H01S3/0064
H01S3/094011
Prosecution
- Examiner
- HUGHES, DEANDRA M
- Art Unit
- 3663
- Customer No.
- 21171
- Docket No.
- 1398.1003D
- Confirmation No.
- 8029
Publication
- Pub. No.
- US20020186457A1
- Pub. Date
- 2002-12-12
Patent Term Adjustment
0days
II-VI INCORPORATED,
MARLOW INDUSTRIES, INC.,
EPIWORKS, INC.,
LIGHTSMYTH TECHNOLOGIES, INC.,
KAILIGHT PHOTONICS, INC.,
COADNA PHOTONICS, INC.,
OPTIUM CORPORATION,
FINISAR CORPORATION,
II-VI OPTICAL SYSTEMS, INC.,
M CUBED TECHNOLOGIES, INC.,
II-VI PHOTONICS (US), INC.,
II-VI DELAWARE, INC.,
II-VI OPTOELECTRONIC DEVICES, INC.,
PHOTOP TECHNOLOGIES, INC.
PATENT RELEASE AND REASSIGNMENT
Recorded 2022-07-05
from
COADNA PHOTONICS, INC.,
EPIWORKS, INC.,
FINISAR CORPORATION,
II-VI DELAWARE, INC.,
II-VI INCORPORATED,
II-VI OPTICAL SYSTEMS, INC.,
II-VI OPTOELECTRONIC DEVICES, INC.,
II-VI PHOTONICS (US), INC.,
KAILIGHT PHOTONICS, INC.,
LIGHTSMYTH TECHNOLOGIES, INC.,
M CUBED TECHNOLOGIES, INC.,
MARLOW INDUSTRIES, INC.,
OPTIUM CORPORATION,
PHOTOP TECHNOLOGIES, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2019-09-25
RELEASE OF SECURITY INTEREST
Recorded 2014-05-21
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-05-15
PATENT SECURITY AGREEMENT
Recorded 2012-07-12
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Quick Facts
- Patent No.
- US 6,643,056
- App. No.
- 10/198,167
- Filed
- 2002-07-19
- Granted
- 2003-11-04
- Pub. No.
- US20020186457A1
- Examiner
- HUGHES, DEANDRA M
- Art Unit
- 3663
- PTA
- 0 days
External Links