Granted Patent
Utility
US 6,604,872
· Confirmation No. 9053
METHOD AND APPARATUS FOR IMPROVING SPECTRAL EFFICIENCY IN FIBER-OPTIC COMMUNICATION SYSTEMS
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2021-04-27 | OATH |
Oath or Declaration filed | 23 | View | |
| 2002-07-25 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-07-25 | A.PE |
Preliminary Amendment | 9 | View | |
| 2002-07-25 | SPEC |
Specification | 14 | View | |
| 2002-07-25 | CLM |
Claims | 8 | View | |
| 2002-07-25 | ABST |
Abstract | 1 | View | |
| 2002-07-25 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2002-07-25 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Andrej B. Puc
Atlantic Highlands, NJ
Alexei N. Pilipetskii
Colts Neck, NJ
Attorneys & Agents of Record
Classification
USPC
398/158
H04B10/25073
Prosecution
- Examiner
- SINGH, DALZID E
- Art Unit
- 2633
- Docket No.
- PILIPETSKII 4-1 DIV.
- Confirmation No.
- 9053
Publication
- Pub. No.
- US20030002113A1
- Pub. Date
- 2003-01-02
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2021-04-27
SECURITY INTEREST
Recorded 2018-11-02
CHANGE OF ASSIGNEE ADDRESS
Recorded 2018-09-18
CHANGE OF NAME
Recorded 2010-04-12
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-07-25
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Quick Facts
- Patent No.
- US 6,604,872
- App. No.
- 10/205,134
- Filed
- 2002-07-25
- Granted
- 2003-08-12
- Pub. No.
- US20030002113A1
- Examiner
- SINGH, DALZID E
- Art Unit
- 2633
- PTA
- 0 days
External Links