Granted Patent
Utility
US 6,636,658
· Confirmation No. 3970
WAVELENGTH DIVISION MULTIPLEXING/DEMULTIPLEXING SYSTEMS
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-14 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-08-14 | LET. |
Miscellaneous Incoming Letter | 4 | View | |
| 2003-08-14 | C.AD |
Change of Address | 2 | View | |
| 2001-04-23 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-04-23 | SPEC |
Specification | 26 | View | |
| 2001-04-23 | CLM |
Claims | 11 | View | |
| 2001-04-23 | ABST |
Abstract | 1 | View | |
| 2001-04-23 | DRW |
Drawings-only black and white line drawings | 4 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
385/24
Prosecution
- Examiner
- NGO, HUNG NHAT
- Art Unit
- 2633
- Docket No.
- 48913-01620
- Confirmation No.
- 3970
Publication
- Pub. No.
- US20020154857A1
- Pub. Date
- 2002-10-24
Patent Term Adjustment
-23days
No related applications found.
TERMINATIONS OF SECURITY INTEREST AT REEL 052729, FRAME 0321
Recorded 2022-01-05
from
3Z TELECOM, INC.,
ACTERNA LLC,
ACTERNA WG INTERNATIONAL HOLDINGS LLC,
JDSU ACTERNA HOLDINGS LLC,
OPTICAL COATING LABORATORY, LLC,
RPC PHOTONICS, INC.,
TTC INTERNATIONAL HOLDINGS, LLC,
VIAVI SOLUTIONS INC.,
VIAVI SOLUTIONS LLC
SECURITY INTEREST
Recorded 2020-05-21
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2005-02-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-09-19
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Quick Facts
- Patent No.
- US 6,636,658
- App. No.
- 09/840,636
- Filed
- 2001-04-23
- Granted
- 2003-10-21
- Pub. No.
- US20020154857A1
- Examiner
- NGO, HUNG NHAT
- Art Unit
- 2633
- PTA
- -23 days
External Links