TrademarkDir
ISOFLASK
LIVE

Serial Number

85974365

Owner

Weatherford Switzerland Trading and Development GmbH

Attorney

Carla B. Oakley

First Use Date

Jul 24, 2012

Filing Date

Jul 1, 2013

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ISOFLASK Trademark

Serial Number: 85974365 • Registration: 4500876

ISOFLASK is a trademark filed by Weatherford Switzerland Trading and Development GmbH on July 1, 2013. The trademark is classified under Class 1 (Chemicals), Class 20 (Furniture). The application is currently registered and active.

Owner Contact Info

Weatherford Switzerland Trading and Development GmbH (2 trademarks)

Intellectual Property Group
Houston, TX 77056

Entity Type: 16

STRATUM RESERVOIR (UK) HOLDINGS, LTD.

5200 N Sam Houston Pkwy West, Ste 500
Houston, TX 77086

Entity Type: 24

Trademark Details

Filing Date

July 1, 2013

Registration Date

March 25, 2014

First Use Anywhere

July 24, 2012

First Use in Commerce

May 18, 2013

Published for Opposition

January 7, 2014

Goods & Services

Ready to use chemical sampling kit for the collection of water for dissolved gas sampling and analysis

Plastic container to transport the collection of water for dissolved gas sampling and analysis

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED
Apr 7, 2026 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Apr 7, 2026 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Apr 7, 2026 REAP
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Aug 26, 2025 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Aug 26, 2025 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Aug 26, 2025 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Aug 26, 2025 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Aug 26, 2025 COAR
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
May 31, 2024 NA89
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
May 31, 2024 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
May 31, 2024 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
May 31, 2024 APRE
TEAS SECTION 8 & 9 RECEIVED
Feb 22, 2024 E89R
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Feb 14, 2024 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Feb 14, 2024 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Feb 14, 2024 REAP
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Mar 25, 2023 REM2
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
May 2, 2020 NA85
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
May 2, 2020 C15A
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Apr 30, 2020 APRE
TEAS SECTION 8 & 15 RECEIVED
Mar 6, 2020 E815
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Feb 19, 2020 ASGN
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Mar 25, 2019 REM1
REGISTERED-PRINCIPAL REGISTER
Mar 25, 2014 R.PR
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Jan 7, 2014 NPUB
PUBLISHED FOR OPPOSITION
Jan 7, 2014 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Dec 18, 2013 NONP
LAW OFFICE PUBLICATION REVIEW COMPLETED
Dec 5, 2013 PREV
APPROVED FOR PUB - PRINCIPAL REGISTER
Dec 4, 2013 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Nov 13, 2013 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Nov 13, 2013 CRFA
ASSIGNED TO LIE
Nov 5, 2013 ALIE
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Nov 4, 2013 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Oct 18, 2013 GNRN
NON-FINAL ACTION E-MAILED
Oct 18, 2013 GNRT
NON-FINAL ACTION WRITTEN
Oct 18, 2013 CNRT
ASSIGNED TO EXAMINER
Oct 10, 2013 DOCK
NOTICE OF DESIGN SEARCH CODE E-MAILED
Jul 16, 2013 MDSC
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Jul 15, 2013 NWOS
NEW APPLICATION ENTERED
Jul 4, 2013 NWAP

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