NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
10/03/2025
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Official data from USPTO
OPTISET
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
23
Latest update
10/28/2025
Trademark type
Word
Nice classes
7
Filing date
08/19/2014
Registration date
03/03/2015
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
10/03/2025
Last transaction
10/28/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
12/09/2011
First use in commerce
12/09/2011
Drawing code
4
Owner type
16
Owner location
HOUSTON, TX
Examiner
CHISOLM,KEVON
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Weatherford/Lamb, Inc.
Representatives
Brandon M. Ress Pirkey Barber PLLC
Technical classification
Nice Classes
Class 7
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Flapper valve that holds pressure from aboveproviding a simple method of setting packers and reducing fluid loss
Publications
History of USPTO decisions and trademark events.
23 publications found
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
10/03/2025
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
10/03/2025
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
10/03/2025
E89R
TEAS SECTION 8 & 9 RECEIVED
06/10/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/03/2024
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/03/2023
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
12/06/2021
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
12/06/2021
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/06/2021
E815
TEAS SECTION 8 & 15 RECEIVED
09/03/2021
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
03/03/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
04/29/2019
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
11/23/2016
R.PR
REGISTERED-PRINCIPAL REGISTER
03/03/2015
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
12/16/2014
PUBO
PUBLISHED FOR OPPOSITION
12/16/2014
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
11/26/2014
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/07/2014
DOCK
ASSIGNED TO EXAMINER
11/07/2014
MPMK
NOTICE OF PSEUDO MARK E-MAILED
09/03/2014
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
09/02/2014
NWAP
NEW APPLICATION ENTERED
08/22/2014
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