DUPLEX PLUG & PLAY Trademark

Trademark Overview

On Friday, February 10, 2017, a trademark application was filed for DUPLEX PLUG & PLAY with the United States Patent and Trademark Office. The USPTO has given the DUPLEX PLUG & PLAY trademark a serial number of 87331916. The federal status of this trademark filing is SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED as of Tuesday, November 25, 2025. This trademark is owned by ClearSign Combustion Corporation. The DUPLEX PLUG & PLAY trademark is filed in the Environmental Control Instrument Products category with the following description:

Burners, namely, gas burners, coal burners, wood burners; primary gas burners and secondary liquid fuel burners for industrial use; boilers, namely, furnace boilers, heating boilers, fixed industrial boilers, and process heating boilers; furnaces; burner replacement kits for boilers, furnaces and process heaters, namely, burner replacement parts in the nature of gas or liquid nozzles and flame holders featuring multiple perforations
duplex plug & play

General Information

Serial Number87331916
Word MarkDUPLEX PLUG & PLAY
Filing DateFriday, February 10, 2017
Status702 - SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED
Status DateTuesday, November 25, 2025
Registration Number5891669
Registration DateTuesday, October 22, 2019
Mark Drawing4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition DateTuesday, July 17, 2018

Trademark Statements

Goods and ServicesBurners, namely, gas burners, coal burners, wood burners; primary gas burners and secondary liquid fuel burners for industrial use; boilers, namely, furnace boilers, heating boilers, fixed industrial boilers, and process heating boilers; furnaces; burner replacement kits for boilers, furnaces and process heaters, namely, burner replacement parts in the nature of gas or liquid nozzles and flame holders featuring multiple perforations
Pseudo MarkDUPLEX PLUG AND PLAY

Classification Information

International Class011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes.
US Class Codes013, 021, 023, 031, 034
Class Status Code6 - Active
Class Status DateThursday, February 16, 2017
Primary Code011
First Use Anywhere DateThursday, June 13, 2019
First Use In Commerce DateThursday, June 13, 2019

Trademark Owner History

Party NameClearSign Combustion Corporation
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressSeattle, WA 98168
Party NameClearSign Combustion Corporation
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressSeattle, WA 98168
Party NameClearSign Combustion Corporation
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressSeattle, WA 98168

Trademark Events

Event DateEvent Description
Tuesday, February 14, 2017NEW APPLICATION ENTERED
Thursday, February 16, 2017NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Friday, February 17, 2017NOTICE OF PSEUDO MARK E-MAILED
Saturday, May 6, 2017ASSIGNED TO EXAMINER
Sunday, May 14, 2017NON-FINAL ACTION WRITTEN
Sunday, May 14, 2017NON-FINAL ACTION E-MAILED
Sunday, May 14, 2017NOTIFICATION OF NON-FINAL ACTION E-MAILED
Tuesday, November 14, 2017TEAS RESPONSE TO OFFICE ACTION RECEIVED
Tuesday, November 14, 2017CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, November 14, 2017TEAS/EMAIL CORRESPONDENCE ENTERED
Saturday, December 9, 2017FINAL REFUSAL WRITTEN
Saturday, December 9, 2017FINAL REFUSAL E-MAILED
Saturday, December 9, 2017NOTIFICATION OF FINAL REFUSAL EMAILED
Monday, June 11, 2018EXAMINERS AMENDMENT -WRITTEN
Monday, June 11, 2018EXAMINERS AMENDMENT E-MAILED
Monday, June 11, 2018NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Monday, June 11, 2018EXAMINER'S AMENDMENT ENTERED
Monday, June 11, 2018APPROVED FOR PUB - PRINCIPAL REGISTER
Wednesday, June 27, 2018NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Tuesday, July 17, 2018PUBLISHED FOR OPPOSITION
Tuesday, July 17, 2018OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Tuesday, September 11, 2018NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Wednesday, March 6, 2019SOU TEAS EXTENSION RECEIVED
Wednesday, March 6, 2019SOU EXTENSION 1 FILED
Wednesday, March 6, 2019SOU EXTENSION 1 GRANTED
Friday, March 8, 2019NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Wednesday, March 6, 2019TEAS CHANGE OF CORRESPONDENCE RECEIVED
Thursday, July 25, 2019TEAS STATEMENT OF USE RECEIVED
Wednesday, August 21, 2019CASE ASSIGNED TO INTENT TO USE PARALEGAL
Thursday, July 25, 2019USE AMENDMENT FILED
Wednesday, August 21, 2019STATEMENT OF USE PROCESSING COMPLETE
Thursday, September 19, 2019ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Friday, September 20, 2019NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
Tuesday, October 22, 2019REGISTERED-PRINCIPAL REGISTER
Wednesday, December 4, 2019TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
Thursday, December 5, 2019REVIEW OF CORRESPONDENCE COMPLETE - POWER OF ATTORNEY ENTERED
Tuesday, October 22, 2024COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Friday, August 8, 2025TEAS SECTION 8 & 15 RECEIVED
Tuesday, November 25, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Tuesday, November 25, 2025REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Tuesday, November 25, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Related Keywords

play plug duplex burners boilers namely heating burner replacement industrial furnaces process liquid