Granted Patent
Utility
US 6,712,151
· Confirmation No. 9154
TUBING EXPANSION
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-12-15 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2004-02-05 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2004-02-02 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2004-02-02 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2002-04-03 | TRNA |
Transmittal of New Application | 1 | View | |
| 2002-04-03 | SPEC |
Specification | 10 | View | |
| 2002-04-03 | CLM |
Claims | 4 | View | |
| 2002-04-03 | ABST |
Abstract | 1 | View | |
| 2002-04-03 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2002-04-03 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Neil Andrew Abercrombie Simpson
Aberdeen, UNITED KINGDOM
David Michael Haugen
Houston, TX
Attorneys & Agents of Record
Classification
USPC
166/384
E21B43/105
B21D26/033
B21D39/10
Prosecution
- Examiner
- GAY, JENNIFER HAWKINS
- Art Unit
- 3672
- Customer No.
- 36735
- Docket No.
- MRKS/0057
- Confirmation No.
- 9154
Foreign Priority
0108638.8
·
2001-04-06
·
UNITED KINGDOM
Publication
- Pub. No.
- US20030024711A1
- Pub. Date
- 2003-02-06
Patent Term Adjustment
-135days
PATENT SECURITY INTEREST ASSIGNMENT AGREEMENT
Recorded 2023-04-26
WEATHERFORD TECHNOLOGY HOLDINGS, LLC,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
HIGH PRESSURE INTEGRITY, INC.,
PRECISION ENERGY SERVICES, INC.,
WEATHERFORD CANADA LTD,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
PRECISION ENERGY SERVICES ULC,
WEATHERFORD U.K. LIMITED
RELEASE OF SECURITY INTEREST
Recorded 2021-10-01
from
HIGH PRESSURE INTEGRITY, INC.,
PRECISION ENERGY SERVICES, INC.,
WEATHERFORD CANADA LTD.,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
WEATHERFORD TECHNOLOGY HOLDINGS, LLC,
WEATHERFORD U.K. LIMITED
SECURITY INTEREST
Recorded 2021-10-01
WEATHERFORD TECHNOLOGY HOLDINGS, LLC,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
HIGH PRESSURE INTEGRITY, INC.,
PRECISION ENERGY SERVICES, INC.,
WEATHERFORD CANADA LTD.,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
PRECISION ENERGY SERVICES ULC,
WEATHERFORD U.K. LIMITED
RELEASE OF SECURITY INTEREST
Recorded 2020-08-28
from
HIGH PRESSURE INTEGRITY, INC.,
PRECISION ENERGY SERVICES ULC,
PRECISION ENERGY SERVICES, INC.,
WEATHERFORD CANADA LTD.,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
WEATHERFORD TECHNOLOGY HOLDINGS, LLC,
WEATHERFORD U.K. LIMITED
SECURITY INTEREST
Recorded 2020-08-28
from
HIGH PRESSURE INTEGRITY, INC.,
PRECISION ENERGY SERVICES ULC,
PRECISION ENERGY SERVICES, INC.,
WEATHERFORD CANADA LTD.,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
WEATHERFORD TECHNOLOGY HOLDINGS, LLC,
WEATHERFORD U.K. LIMITED
SECURITY INTEREST
Recorded 2019-12-26
from
HIGH PRESSURE INTEGRITY INC.,
PRECISION ENERGY SERVICES INC.,
PRECISION ENERGY SERVICES ULC,
WEATHERFORD CANADA LTD.,
WEATHERFORD NETHERLANDS B.V.,
WEATHERFORD NORGE AS,
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH,
WEATHERFORD TECHNOLOGY HOLDINGS LLC,
WEATHERFORD U.K. LIMITED
SECURITY INTEREST
Recorded 2019-12-18
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-12-04
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-09-17
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Quick Facts
- Patent No.
- US 6,712,151
- App. No.
- 10/114,923
- Filed
- 2002-04-03
- Granted
- 2004-03-30
- Pub. No.
- US20030024711A1
- Examiner
- GAY, JENNIFER HAWKINS
- Art Unit
- 3672
- PTA
- -135 days
External Links