Granted Patent
Utility
US 6,639,534
· Confirmation No. 8655
DIGITAL-TO-ANALOG CONVERTER SWITCHING CIRCUITRY
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-11 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-02-14 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-02-14 | SPEC |
Specification | 16 | View | |
| 2002-02-14 | CLM |
Claims | 8 | View | |
| 2002-02-14 | ABST |
Abstract | 1 | View | |
| 2002-02-14 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2002-02-14 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Ramin Khoini-Poorfard
Austin, TX
Douglas R. Frey
Bethlehem, PA
Attorneys & Agents of Record
Classification
USPC
341/144
H03M1/0678
H03M1/0863
H03M1/66
Prosecution
- Examiner
- YOUNG, BRIAN K
- Art Unit
- 2819
- Customer No.
- 46204
- Docket No.
- 75622.P0044
- Confirmation No.
- 8655
Publication
- Pub. No.
- US20030151533A1
- Pub. Date
- 2003-08-14
Patent Term Adjustment
-87days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2021-07-29
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-05-28
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Quick Facts
- Patent No.
- US 6,639,534
- App. No.
- 10/076,087
- Filed
- 2002-02-14
- Granted
- 2003-10-28
- Pub. No.
- US20030151533A1
- Examiner
- YOUNG, BRIAN K
- Art Unit
- 2819
- PTA
- -87 days
External Links