Granted Patent
Utility
Small
US 6,580,856
· Confirmation No. 6348
WAVELENGTH DIVISION MULTIPLEXING/DEMULTIPLEXING DEVICES USING HOMOGENEOUS REFRACTIVE INDEX LENSES
Inventor:
Robert K. Wade
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2007-03-16 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2007-03-16 | PA.. |
Power of Attorney | 2 | View | |
| 2007-03-16 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2002-04-30 | TRNA |
Transmittal of New Application | 6 | View | |
| 2002-04-30 | A.PE |
Preliminary Amendment | 11 | View | |
| 2002-04-30 | SPEC |
Specification | 55 | View | |
| 2002-04-30 | CLM |
Claims | 15 | View | |
| 2002-04-30 | ABST |
Abstract | 1 | View | |
| 2002-04-30 | DRW |
Drawings-only black and white line drawings | 11 | View | |
| 2002-04-30 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Robert K. Wade
Stratham, NH
Attorneys & Agents of Record
Classification
USPC
385/37
G02B6/2938
G02B6/29307
G02B6/2931
G02B6/4215
G02B6/4246
Prosecution
- Examiner
- DOAN, JENNIFER
- Art Unit
- 2874
- Customer No.
- 26021
- Docket No.
- 28276.0073
- Confirmation No.
- 6348
Patent Term Adjustment
0days
Parent
is a Continuation of
→
App. 09/382,492
· US 6,404,945
Filed 1999-08-25
· Patented Case
Parent
is a Continuation in-part of
→
App. 08/990,197
· US 6,011,884
Filed 1997-12-13
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Continuation in-part of
→
App. 08/990,199
· US 5,999,672
Filed 1997-12-13
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2019-08-16
RELEASE OF SECURITY INTEREST
Recorded 2019-07-12
from
LIGHTCHIP, INC.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-12-17
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Quick Facts
- Patent No.
- US 6,580,856
- App. No.
- 10/134,398
- Filed
- 2002-04-30
- Granted
- 2003-06-17
- Examiner
- DOAN, JENNIFER
- Art Unit
- 2874
- PTA
- 0 days
External Links