Patent Application
Provisional
App. No. 63/110,649
· Confirmation No. 2209
Float Valve Producing Turbulent Flow for Wet Shoe Track
Inventor:
Dmitry Ridner
Applicant:
Weatherford Technology Holdings, LLC
Provisional Application Expired
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2020-11-13 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2020-11-06 | TR.PROV |
Provisional Cover Sheet (SB16) | 3 | View | |
| 2020-11-06 | ADS |
Application Data Sheet | 8 | View | |
| 2020-11-06 | DRW |
Drawings-only black and white line drawings | 7 | View | |
| 2020-11-06 | WFEE |
Fee Worksheet (SB06) | 2 | View | |
| 2020-11-06 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2020-11-06 | SPEC |
Specification | 11 | View | |
| 2020-11-06 | ABST |
Abstract | 1 | View |
Inventors
Dmitry Ridner
Odessa, TX
Attorneys & Agents of Record
Prosecution
- Customer No.
- 90116
- Docket No.
- 205-0765PUS (6651-PROV-US
- Confirmation No.
- 2209
Child
Claims priority from a provisional application
→
App. 18/752,322
· US 12,326,066
Filed 2024-06-24
· Patented Case
Child
PCT
Claims priority from a provisional application
→
PCT/US2021/052450
Filed 2021-09-28
· RO PROCESSING COMPLETED-PLACED IN STORAGE
Child
Claims priority from a provisional application
→
App. 18/030,857
· US 12,055,013
Filed 2023-04-07
· Patented Case
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
from
RIDNER, DMITRY
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2020-11-06
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Quick Facts
- App. No.
- 63/110,649
- Filed
- 2020-11-06
External Links