Granted Patent
Utility
US 6,590,223
· Confirmation No. 4773
APPARATUS AND METHOD FOR MEDIA PRESENCE DETECTION
Inventor:
Mahesan Chelvayohan
Patented Case
View Patent ↗
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2018-08-30 | OATH |
Oath or Declaration filed | 132 | View | |
| 2005-03-21 | CTMS |
Miscellaneous Action with shortened statutory period (SSP) | 2 | View | |
| 2001-07-03 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-07-03 | SPEC |
Specification | 10 | View | |
| 2001-07-03 | CLM |
Claims | 4 | View | |
| 2001-07-03 | ABST |
Abstract | 1 | View | |
| 2001-07-03 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2001-07-03 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Mahesan Chelvayohan
Lexington, KY
Attorneys & Agents of Record
Classification
USPC
250/559.1
Prosecution
- Examiner
- SOHN, SEUNG C
- Art Unit
- 2878
- Customer No.
- 25297
- Docket No.
- 2001-0132
- Confirmation No.
- 4773
Patent Term Adjustment
-8days
No related applications found.
RELEASE OF SECURITY INTEREST
Recorded 2024-01-18
CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT U.S. PATENT NUMBER PREVIOUSLY RECORDED AT REEL: 046989 FRAME: 0396. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT SECURITY AGREEMENT.
Recorded 2018-10-24
PATENT SECURITY AGREEMENT
Recorded 2018-08-30
from
CHELVAYOHAN, MAHESAN
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-07-03
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Quick Facts
- Patent No.
- US 6,590,223
- App. No.
- 09/898,324
- Filed
- 2001-07-03
- Granted
- 2003-07-08
- Examiner
- SOHN, SEUNG C
- Art Unit
- 2878
- PTA
- -8 days
External Links