OPTI-FLEX Trademark

Trademark Overview

On Wednesday, September 14, 2016, a trademark application was filed for OPTI-FLEX with the United States Patent and Trademark Office. The USPTO has given the OPTI-FLEX trademark a serial number of 87170754. The federal status of this trademark filing is CANCELLED - SECTION 8 as of Friday, August 1, 2025. This trademark is owned by U.S. Well Services, LLC. The OPTI-FLEX trademark is filed in the Chemical Products category with the following description:

Chemical additives for fracturing fluid for use in oil and gas wells
opti-flex

General Information

Serial Number87170754
Word MarkOPTI-FLEX
Filing DateWednesday, September 14, 2016
Status710 - CANCELLED - SECTION 8
Status DateFriday, August 1, 2025
Registration Number5661927
Registration DateTuesday, January 22, 2019
Mark Drawing4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition DateTuesday, March 20, 2018

Trademark Statements

Goods and ServicesChemical additives for fracturing fluid for use in oil and gas wells

Classification Information

International Class001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
US Class Codes001, 005, 006, 010, 026, 046
Class Status Code2 - Sec. 8 - Entire Registration
Class Status DateSaturday, August 2, 2025
Primary Code001
First Use Anywhere DateSaturday, November 18, 2017
First Use In Commerce DateSaturday, November 18, 2017

Trademark Owner History

Party NameU.S. Well Services, LLC
Party Type30 - Original Registrant
Legal Entity Type16 - Limited Liability Company
AddressHouston, TX 77056
Party NameU.S. Well Services, LLC
Party Type20 - Owner at Publication
Legal Entity Type16 - Limited Liability Company
AddressHouston, TX 77056
Party NameU.S. Well Services, LLC
Party Type10 - Original Applicant
Legal Entity Type16 - Limited Liability Company
AddressHouston, TX 77056

Trademark Events

Event DateEvent Description
Saturday, September 17, 2016NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Saturday, September 17, 2016NEW APPLICATION ENTERED
Tuesday, December 27, 2016NON-FINAL ACTION WRITTEN
Tuesday, October 11, 2016TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, October 11, 2016ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, December 20, 2016ASSIGNED TO EXAMINER
Tuesday, December 27, 2016NOTIFICATION OF NON-FINAL ACTION E-MAILED
Tuesday, December 27, 2016NON-FINAL ACTION E-MAILED
Friday, February 10, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Monday, June 26, 2017TEAS RESPONSE TO OFFICE ACTION RECEIVED
Monday, June 26, 2017CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, June 27, 2017TEAS/EMAIL CORRESPONDENCE ENTERED
Wednesday, July 5, 2017NOTIFICATION OF FINAL REFUSAL EMAILED
Wednesday, July 5, 2017FINAL REFUSAL E-MAILED
Wednesday, July 5, 2017FINAL REFUSAL WRITTEN
Wednesday, July 12, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Wednesday, July 12, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Friday, September 29, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Thursday, October 12, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Friday, January 5, 2018TEAS REQUEST FOR RECONSIDERATION RECEIVED
Friday, January 5, 2018CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, January 5, 2018EXPARTE APPEAL RECEIVED AT TTAB
Friday, January 5, 2018EX PARTE APPEAL-INSTITUTED
Friday, January 5, 2018JURISDICTION RESTORED TO EXAMINING ATTORNEY
Friday, January 19, 2018ASSIGNED TO LIE
Saturday, January 20, 2018APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Saturday, January 20, 2018APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Saturday, January 20, 2018APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Saturday, January 20, 2018APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Saturday, January 20, 2018APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Saturday, January 20, 2018TEAS/EMAIL CORRESPONDENCE ENTERED
Saturday, January 20, 2018CORRESPONDENCE RECEIVED IN LAW OFFICE
Thursday, February 1, 2018TEAS/EMAIL CORRESPONDENCE ENTERED
Friday, February 2, 2018TEAS VOLUNTARY AMENDMENT RECEIVED
Friday, February 2, 2018ACTION CONTINUING A FINAL - COMPLETED
Friday, February 2, 2018NOTIFICATION OF SUBSEQUENT FINAL EMAILED
Friday, February 2, 2018CONTINUATION OF FINAL REFUSAL E-MAILED
Saturday, February 3, 2018TEAS/EMAIL CORRESPONDENCE ENTERED
Friday, February 9, 2018APPROVED FOR PUB - PRINCIPAL REGISTER
Wednesday, February 28, 2018NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Tuesday, March 20, 2018PUBLISHED FOR OPPOSITION
Tuesday, March 20, 2018OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Saturday, December 1, 2018CASE ASSIGNED TO INTENT TO USE PARALEGAL
Sunday, December 2, 2018STATEMENT OF USE PROCESSING COMPLETE
Saturday, December 15, 2018NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
Tuesday, January 22, 2019REGISTERED-PRINCIPAL REGISTER
Wednesday, May 1, 2019ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Saturday, February 3, 2018CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, February 9, 2018EXPARTE APPEAL TERMINATED
Tuesday, May 15, 2018NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Thursday, November 15, 2018TEAS STATEMENT OF USE RECEIVED
Thursday, November 15, 2018USE AMENDMENT FILED
Friday, December 14, 2018ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Wednesday, May 15, 2019ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Tuesday, June 9, 2020TEAS CHANGE OF OWNER ADDRESS RECEIVED
Tuesday, June 9, 2020TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, June 9, 2020APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Tuesday, June 9, 2020ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, June 9, 2020TEAS CHANGE OF CORRESPONDENCE RECEIVED
Monday, January 22, 2024COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Monday, March 31, 2025TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Wednesday, December 21, 2022ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Wednesday, January 10, 2024ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Monday, March 31, 2025TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
Monday, March 31, 2025ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, August 1, 2025CANCELLED SEC. 8 (6-YR)
Monday, March 31, 2025TEAS CHANGE OF CORRESPONDENCE RECEIVED

Related Keywords

flex opti wells fluid fracturing additives chemical