Granted Patent
Utility
US 6,525,581
· Confirmation No. 9149
DUTY CORRECTION CIRCUIT AND A METHOD OF CORRECTING A DUTY
Inventor:
Young Bae Choi
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-12-28 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-28 | SPEC |
Specification | 18 | View | |
| 2001-12-28 | CLM |
Claims | 9 | View | |
| 2001-12-28 | ABST |
Abstract | 1 | View | |
| 2001-12-28 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2001-12-28 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Young Bae Choi
Kyoungki-do, KOREA, REPUBLIC OF
Attorneys & Agents of Record
Classification
USPC
327/175
H03K5/1565
Prosecution
- Examiner
- TON, MY TRANG
- Art Unit
- 2816
- Customer No.
- 26530
- Docket No.
- CU-2770 VE
- Confirmation No.
- 9149
Foreign Priority
2001-58153
·
2001-09-20
·
REPUBLIC OF KOREA
Patent Term Adjustment
-56days
No related applications found.
CHANGE OF NAME
Recorded 2023-08-28
RELEASE OF SECURITY INTEREST
Recorded 2020-11-10
RELEASE OF U.S. PATENT AGREEMENT (FOR NON-U.S. GRANTORS)
Recorded 2018-10-12
AMENDED AND RESTATED U.S. PATENT SECURITY AGREEMENT (FOR NON-U.S. GRANTORS)
Recorded 2018-08-22
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2015-07-22
U.S. PATENT SECURITY AGREEMENT (FOR NON-U.S. GRANTORS)
Recorded 2014-09-09
CONVERSANT INTELLECTUAL PROPERTY MANAGEMENT INC.,
CONVERSANT IP N.B. 868 INC.,
CONVERSANT IP N.B. 276 INC.
from
ROYAL BANK OF CANADA
RELEASE OF SECURITY INTEREST
Recorded 2014-08-07
U.S. INTELLECTUAL PROPERTY SECURITY AGREEMENT (FOR NON-U.S. GRANTORS) - SHORT FORM
Recorded 2012-01-10
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2011-11-16
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Quick Facts
- Patent No.
- US 6,525,581
- App. No.
- 10/033,989
- Filed
- 2001-12-28
- Granted
- 2003-02-25
- Examiner
- TON, MY TRANG
- Art Unit
- 2816
- PTA
- -56 days
External Links