Granted Patent
Utility
US 6,592,334
· Confirmation No. 3708
HYDRAULIC MULTIPHASE PUMP
Inventor:
Bryan Virge Butler
|
⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2019-07-23 | OATH |
Oath or Declaration filed | 26 | View | |
| 2016-06-08 | OATH |
Oath or Declaration filed | 12 | View | |
| 2001-12-21 | TRNA |
Transmittal of New Application | 1 | View | |
| 2001-12-21 | SPEC |
Specification | 11 | View | |
| 2001-12-21 | CLM |
Claims | 7 | View | |
| 2001-12-21 | ABST |
Abstract | 1 | View | |
| 2001-12-21 | DRW |
Drawings-only black and white line drawings | 5 | View | |
| 2001-12-21 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Bryan Virge Butler
Garrison, TX
Attorneys & Agents of Record
Classification
USPC
417/46
F04B9/1172
Prosecution
- Examiner
- RODRIGUEZ, WILLIAM H
- Art Unit
- 3746
- Customer No.
- 36735
- Docket No.
- WEAT/0177
- Confirmation No.
- 3708
Publication
- Pub. No.
- US20030118452A1
- Pub. Date
- 2003-06-26
Patent Term Adjustment
-3days
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
CITIBANK, N.A.
RELEASE OF SECURITY INTEREST
Recorded 2019-12-18
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
TERMINATION AND RELEASE OF SECOND LIEN SECURITY INTEREST IN UNITED STATES PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (049677/0904)
Recorded 2019-12-13
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2019-07-23
CONFIRMATORY GRANT OF SECOND LIEN SECURITY INTEREST IN UNITED STATES PATENTS
Recorded 2019-07-03
TERMINATION AND RELEASE OF SECURITY INTEREST IN UNITED STATES PATENTS
Recorded 2019-07-03
SECURITY INTEREST
Recorded 2016-06-08
from
BUTLER, BRYAN VIRGE
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-04-10
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Quick Facts
- Patent No.
- US 6,592,334
- App. No.
- 10/036,737
- Filed
- 2001-12-21
- Granted
- 2003-07-15
- Pub. No.
- US20030118452A1
- Examiner
- RODRIGUEZ, WILLIAM H
- Art Unit
- 3746
- PTA
- -3 days
External Links