Granted Patent
Utility
US 6,789,619
· Confirmation No. 2561
APPARATUS AND METHOD FOR DETECTING THE LAUNCH OF A DEVICE IN OILFIELD APPLICATIONS
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-06-23 | IFEE |
Issue Fee Payment (PTO-85B) | 3 | View | |
| 2004-04-09 | LET. |
Miscellaneous Incoming Letter | 3 | View | |
| 2002-05-22 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-05-22 | SPEC |
Specification | 15 | View | |
| 2002-05-22 | CLM |
Claims | 7 | View | |
| 2002-05-22 | ABST |
Abstract | 1 | View | |
| 2002-05-22 | DRW |
Drawings-only black and white line drawings | 5 | View |
Inventors
Bradley T. Carlson
Cypress, TX
Ronnie D. Hughes
The Woodlands, TX
Attorneys & Agents of Record
Classification
USPC
166/250.04
E21B47/09
E21B33/05
E21B33/138
Prosecution
- Examiner
- DANG, HOANG C
- Art Unit
- 3672
- Docket No.
- 10286.0312.CPUS01 BJSC.31
- Confirmation No.
- 2561
Publication
- Pub. No.
- US20030192690A1
- Pub. Date
- 2003-10-16
Patent Term Adjustment
-310days
CORRECTIVE ASSIGNMENT TO CORRECT THE ADDRESS OF ASSIGNEE BJ SERVICES, LLC PREVIOUSLY RECORDED ON REEL 040804 FRAME 0552. ASSIGNOR(S) HEREBY CONFIRMS THE PATENT ASSIGNMENT AGREEMENT..
Recorded 2017-01-18
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2016-12-29
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-07-25
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Quick Facts
- Patent No.
- US 6,789,619
- App. No.
- 10/154,435
- Filed
- 2002-05-22
- Granted
- 2004-09-14
- Pub. No.
- US20030192690A1
- Examiner
- DANG, HOANG C
- Art Unit
- 3672
- PTA
- -310 days
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