Granted Patent
Utility
US 6,580,552
· Confirmation No. 3514
SHARED PUMP AND SERIAL RARE EARTH DOPED FIBER OPTICAL AMPLIFIERS
Inventor:
David F. Welch
Inventors
David F. Welch
Menlo Park, CA
Attorneys & Agents of Record
Classification
USPC
359/341.32
Prosecution
- Examiner
- HELLNER, MARK
- Art Unit
- 3663
- Customer No.
- 24949
- Docket No.
- S0023/7057
- Confirmation No.
- 3514
Publication
- Pub. No.
- US20030039027A1
- Pub. Date
- 2003-02-27
Patent Term Adjustment
-94days
No related applications found.
RELEASE OF SECURITY INTEREST
Recorded 2019-12-13
PATENT SECURITY AGREEMENT
Recorded 2018-12-11
CORRECTIVE ASSIGNMENT TO CORRECT PATENTS 7,868,247 AND 6,476,312 LISTED ON PAGE A-A33 PREVIOUSLY RECORDED ON REEL 036420 FRAME 0340. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2016-01-28
CORRECTIVE ASSIGNMENT TO CORRECT INCORRECT PATENTS 7,868,247 AND 6,476,312 ON PAGE A-A33 PREVIOUSLY RECORDED ON REEL 036420 FRAME 0340. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2016-01-19
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2015-08-21
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Quick Facts
- Patent No.
- US 6,580,552
- App. No.
- 09/940,186
- Filed
- 2001-08-27
- Granted
- 2003-06-17
- Pub. No.
- US20030039027A1
- Examiner
- HELLNER, MARK
- Art Unit
- 3663
- PTA
- -94 days
External Links