Granted Patent
Utility
US 6,679,325
· Confirmation No. 2945
MINIMUM CLEARANCE BOW-SPRING CENTRALIZER
Inventor:
Jean Buytaert
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2013-10-11 | PA.. |
Power of Attorney | 1 | View | |
| 2013-10-11 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 3 | View | |
| 2013-10-11 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2012-10-02 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2012-10-02 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2012-09-13 | PA.. |
Power of Attorney | 2 | View | |
| 2012-09-13 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2010-08-31 | COCOUT |
Certificate of Correction - Post Issue Communication | 1 | View | |
| 2010-07-20 | COCOUT |
Certificate of Correction - Post Issue Communication | 1 | View | |
| 2010-06-22 | COCIN |
Request for Certificate of Correction | 3 | View | |
| 2010-06-22 | WFEE |
Fee Worksheet (SB06) | 2 | View | |
| 2010-06-22 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2009-09-15 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2003-10-31 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-10-31 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2003-10-31 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2002-03-28 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-03-28 | DRW |
Drawings-only black and white line drawings | 7 | View | |
| 2002-02-08 | TRNA |
Transmittal of New Application | 3 | View | |
| 2002-02-08 | SPEC |
Specification | 17 | View | |
| 2002-02-08 | CLM |
Claims | 4 | View | |
| 2002-02-08 | ABST |
Abstract | 1 | View | |
| 2002-02-08 | DRW |
Drawings-only black and white line drawings | 7 | View | |
| 2002-02-08 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Jean Buytaert
Houston, TX
Attorneys & Agents of Record
Classification
USPC
166/241.6
E21B17/1064
E21B17/1028
Prosecution
- Examiner
- GAY, JENNIFER HAWKINS
- Art Unit
- 3672
- Customer No.
- 39878
- Docket No.
- 0186.0005
- Confirmation No.
- 2945
Publication
- Pub. No.
- US20030150611A1
- Pub. Date
- 2003-08-14
Patent Term Adjustment
-3days
No related applications found.
RELEASE OF REEL/FRAME 057778/0707
Recorded 2025-09-30
from
INNOVEX DOWNHOLE SOLUTIONS, LLC,
INNOVEX INTERNATIONAL, INC.,
TERCEL OILFIELD PRODUCTS USA L.L.C.,
TOP-CO INC.
SECURITY INTEREST
Recorded 2024-12-20
SECOND AMENDED AND RESTATED TRADEMARK AND PATENT SECURITY AGREEMENT
Recorded 2022-06-23
SHORT-FORM PATENT AND TRADEMARK SECURITY AGREEMENT
Recorded 2021-10-04
AMENDED AND RESTATED TRADEMARK AND PATENT SECURITY AGREEMENT
Recorded 2019-06-12
RELEASE OF SECURITY INTEREST
Recorded 2018-09-27
SECURITY INTEREST
Recorded 2018-09-07
SECURITY INTEREST
Recorded 2016-11-02
SECURITY AGREEMENT
Recorded 2013-11-07
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2013-07-29
from
BUYTAERT, JEAN
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-02-08
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Quick Facts
- Patent No.
- US 6,679,325
- App. No.
- 10/071,734
- Filed
- 2002-02-08
- Granted
- 2004-01-20
- Pub. No.
- US20030150611A1
- Examiner
- GAY, JENNIFER HAWKINS
- Art Unit
- 3672
- PTA
- -3 days
External Links