Granted Patent
Utility
US 6,549,331
· Confirmation No. 1555
POLARIZATION INSENSITIVE SEMICONDUCTOR OPTICAL AMPLIFIER
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2011-03-14 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2001-09-18 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-09-18 | A.PE |
Preliminary Amendment | 3 | View | |
| 2001-09-18 | SPEC |
Specification | 25 | View | |
| 2001-09-18 | CLM |
Claims | 7 | View | |
| 2001-09-18 | ABST |
Abstract | 1 | View | |
| 2001-09-18 | DRW |
Drawings-only black and white line drawings | 19 | View | |
| 2001-09-18 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
359/344
H01S5/5009
H01S5/1085
Prosecution
- Examiner
- HELLNER, MARK
- Art Unit
- 3663
- Customer No.
- 11846
- Docket No.
- F1002.10819US02
- Confirmation No.
- 1555
Publication
- Pub. No.
- US20020114067A1
- Pub. Date
- 2002-08-22
Patent Term Adjustment
-64days
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
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2019-05-21
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
- Patent No.
- US 6,549,331
- App. No.
- 09/956,175
- Filed
- 2001-09-18
- Granted
- 2003-04-15
- Pub. No.
- US20020114067A1
- Examiner
- HELLNER, MARK
- Art Unit
- 3663
- PTA
- -64 days
External Links