Granted Patent
Utility
US 6,671,303
· Confirmation No. 4258
CLOSED-LOOP PURGING SYSTEM FOR LASER
Inventor:
Yang Pang
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2011-04-19 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2003-10-14 | IFEE |
Issue Fee Payment (PTO-85B) | 2 | View | |
| 2002-06-10 | TRNA |
Transmittal of New Application | 4 | View | |
| 2002-06-10 | SPEC |
Specification | 10 | View | |
| 2002-06-10 | CLM |
Claims | 4 | View | |
| 2002-06-10 | ABST |
Abstract | 1 | View | |
| 2002-06-10 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2002-06-10 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Yang Pang
San Jose, CA
Attorneys & Agents of Record
Classification
USPC
372/59
H01S3/094053
H01S3/09415
H01S3/027
B01D53/8675
H01S3/0346
Prosecution
- Examiner
- NGUYEN, PHILLIP
- Art Unit
- 2828
- Docket No.
- 658302019300
- Confirmation No.
- 4258
Publication
- Pub. No.
- US20030227957A1
- Pub. Date
- 2003-12-11
Patent Term Adjustment
-117days
from
COHERENT, INC.,
II-VI DELAWARE, INC.,
II-VI INCORPORATED,
II-VI PHOTONICS (US), INC.,
M CUBED TECHNOLOGIES, INC.,
PHOTOP TECHNOLOGIES, INC.
SECURITY INTEREST
Recorded 2022-07-01
PATENT RELEASE AND REASSIGNMENT - RELEASE OF REEL/FRAME 040575/0001
Recorded 2022-07-01
from
COHERENT, INC.
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2016-11-07
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Quick Facts
- Patent No.
- US 6,671,303
- App. No.
- 10/166,591
- Filed
- 2002-06-10
- Granted
- 2003-12-30
- Pub. No.
- US20030227957A1
- Examiner
- NGUYEN, PHILLIP
- Art Unit
- 2828
- PTA
- -117 days
External Links