Granted Patent
Utility
US 6,472,303
· Confirmation No. 9123
METHOD OF FORMING A CONTACT PLUG FOR A SEMICONDUCTOR DEVICE
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-12-28 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-28 | SPEC |
Specification | 15 | View | |
| 2001-12-28 | CLM |
Claims | 4 | View | |
| 2001-12-28 | ABST |
Abstract | 1 | View | |
| 2001-12-28 | DRW |
Drawings-only black and white line drawings | 6 | View | |
| 2001-12-28 | OATH |
Oath or Declaration filed | 5 | View |
Inventors
Dae Hee Weon
Kyoungki-do, KOREA, REPUBLIC OF
Seok Kiu Lee
Kyoungki-do, KOREA, REPUBLIC OF
Attorneys & Agents of Record
Classification
USPC
438/597
H10W20/069
H10D64/011
H10W20/0698
H10D64/0113
Prosecution
- Examiner
- GHYKA, ALEXANDER G
- Art Unit
- 2812
- Customer No.
- 26530
- Docket No.
- CU-2758 VE
- Confirmation No.
- 9123
Foreign Priority
2001-61885
·
2001-10-08
·
REPUBLIC OF KOREA
Patent Term Adjustment
0days
RELEASE OF U.S. PATENT AGREEMENT (FOR NON-U.S. GRANTORS)
Recorded 2018-10-12
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
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-12-28
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Quick Facts
- Patent No.
- US 6,472,303
- App. No.
- 10/034,242
- Filed
- 2001-12-28
- Granted
- 2002-10-29
- Examiner
- GHYKA, ALEXANDER G
- Art Unit
- 2812
- PTA
- 0 days
External Links