Granted Patent
Utility
US 6,731,409
· Confirmation No. 8281
SYSTEM AND METHOD FOR GENERATING COLOR DIGITAL WATERMARKS USING CONJUGATE HALFTONE SCREENS
Inventor:
Shen-ge Wang
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-01-05 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2001-01-31 | TRNA |
Transmittal of New Application | 1 | View | |
| 2001-01-31 | ADS |
Application Data Sheet | 1 | View | |
| 2001-01-31 | SPEC |
Specification | 19 | View | |
| 2001-01-31 | CLM |
Claims | 3 | View | |
| 2001-01-31 | ABST |
Abstract | 1 | View | |
| 2001-01-31 | DRW |
Drawings-only black and white line drawings | 11 | View | |
| 2001-01-31 | OATH |
Oath or Declaration filed | 1 | View |
Inventors
Shen-ge Wang
Fairport, NY
Attorneys & Agents of Record
Classification
USPC
382/100
H04N1/32309
G06T1/0021
H04N1/32256
Prosecution
- Examiner
- AZARIAN, SEYED H
- Art Unit
- 2625
- Customer No.
- 25944
- Docket No.
- 103047
- Confirmation No.
- 8281
Publication
- Pub. No.
- US20020102007A1
- Pub. Date
- 2002-08-01
Patent Term Adjustment
-37days
No related applications found.
RELEASE OF SECURITY INTEREST IN PATENTS AT R/F 062740/0214
Recorded 2023-05-18
RELEASE OF SECURITY INTEREST
Recorded 2022-09-07
RELEASE OF SECURITY INTEREST
Recorded 2022-09-07
from
XEROX CORPORATION
SECURITY AGREEMENT
Recorded 2003-10-31
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Quick Facts
- Patent No.
- US 6,731,409
- App. No.
- 09/773,004
- Filed
- 2001-01-31
- Granted
- 2004-05-04
- Pub. No.
- US20020102007A1
- Examiner
- AZARIAN, SEYED H
- Art Unit
- 2625
- PTA
- -37 days
External Links