Granted Patent
Utility
US 6,755,444
· Confirmation No. 4258
SLIM-TYPE THREADED JOINT FOR OIL WELL PIPES
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2005-01-28 | COCOUT |
Certificate of Correction - Post Issue Communication | 1 | View | |
| 2004-04-22 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-11-13 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-11-13 | OATH |
Oath or Declaration filed | 2 | View | |
| 2002-09-23 | TRNA |
Transmittal of New Application | 4 | View | |
| 2002-09-23 | A.PE |
Preliminary Amendment | 3 | View | |
| 2002-09-23 | SPEC |
Specification | 9 | View | |
| 2002-09-23 | CLM |
Claims | 1 | View | |
| 2002-09-23 | ABST |
Abstract | 1 | View | |
| 2002-09-23 | DRW |
Drawings-only black and white line drawings | 1 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
285/334
E21B17/042
F16L15/06
Prosecution
- Examiner
- NICHOLSON, ERIC K
- Art Unit
- 3679
- Docket No.
- 12014-0009
- Confirmation No.
- 4258
Foreign Priority
JP2000-94020
·
2000-03-30
·
JAPAN
Publication
- Pub. No.
- US20040075275A1
- Pub. Date
- 2004-04-22
Patent Term Adjustment
-58days
MERGER
Recorded 2019-05-14
CHANGE OF NAME
Recorded 2019-05-14
CHANGE OF NAME
Recorded 2014-04-25
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-11-13
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Quick Facts
- Patent No.
- US 6,755,444
- App. No.
- 10/251,881
- Filed
- 2002-09-23
- Granted
- 2004-06-29
- Pub. No.
- US20040075275A1
- Examiner
- NICHOLSON, ERIC K
- Art Unit
- 3679
- PTA
- -58 days
External Links