Trademark: 85982802
Word
CLEARSIGN
Status
Registered
Status Code
702
Status Date
Monday, February 22, 2021
Serial Number
85982802
Registration Number
4679531
Registration Date
Tuesday, January 27, 2015
Mark Type
4000
Filing Date
Tuesday, December 18, 2012
Published for Opposition
Tuesday, May 14, 2013

Trademark Owner History
ClearSign Combustion Corporation - Original Registrant

Classifications
11 Burners, namely, gas burners, coal burners, wood burners, fluidized beds, primary burners, and secondary burners; boilers, namely, furnace boilers, heating boilers, fixed boilers, power generation boilers, ship's boilers, and process heat boilers; furnaces; structural parts for boilers and furnaces, namely, combustion systems for boilers and furnaces, comprised of one or more combustion reaction heat evolution means and one or more electrostatic field means
CLEAR SIGN

Trademark Events
Jan 27, 2024
Courtesy Reminder - Sec. 8 (10-Yr)/Sec. 9 E-Mailed
Feb 22, 2021
Notice Of Acceptance Of Sec. 8 & 15 - E-Mailed
Feb 22, 2021
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.
Feb 22, 2021
Case Assigned To Post Registration Paralegal
Nov 16, 2020
Teas Section 8 & 15 Received
Jan 27, 2020
Courtesy Reminder - Sec. 8 (6-Yr) E-Mailed
Dec 5, 2019
Review Of Correspondence Complete - Power Of Attorney Entered
Dec 4, 2019
Teas Withdrawal Of Attorney Received-Firm Retains
Jan 27, 2015
Registered-Principal Register
Jan 6, 2015
Notice Of Acceptance Of Statement Of Use Mailed
Dec 23, 2014
Notice Of Acceptance Of Statement Of Use E-Mailed
Dec 22, 2014
Allowed Principal Register - Sou Accepted
Dec 13, 2014
Notice Of Pseudo Mark E-Mailed
Dec 12, 2014
Statement Of Use Processing Complete
Nov 26, 2014
Use Amendment Filed
Dec 12, 2014
Divisional Processing Complete
Nov 26, 2014
Divisional Request Received
Nov 26, 2014
Teas Request To Divide Received
Nov 26, 2014
Teas Statement Of Use Received
Sep 18, 2014
Attorney/Dom.Rep.Revoked And/Or Appointed
Sep 18, 2014
Teas Revoke/App/Change Addr Of Atty/Dom Rep Received
Jul 11, 2014
Notice Of Approval Of Extension Request E-Mailed
Jul 9, 2014
Sou Extension 2 Granted
Jul 9, 2014
Sou Extension 2 Filed
Jul 9, 2014
Sou Teas Extension Received
Feb 6, 2014
Notice Of Approval Of Extension Request E-Mailed
Feb 5, 2014
Sou Extension 1 Granted
Dec 18, 2013
Sou Extension 1 Filed
Jan 31, 2014
Case Assigned To Intent To Use Paralegal
Dec 18, 2013
Sou Teas Extension Received
Dec 18, 2013
Teas Change Of Correspondence Received
Jul 9, 2013
Noa E-Mailed - Sou Required From Applicant
May 14, 2013
Official Gazette Publication Confirmation E-Mailed
May 14, 2013
Published For Opposition
Apr 24, 2013
Notification Of Notice Of Publication E-Mailed
Apr 3, 2013
Approved For Pub - Principal Register
Apr 2, 2013
Assigned To Examiner
Jan 8, 2013
Notice Of Pseudo Mark Mailed
Jan 7, 2013
New Application Office Supplied Data Entered
Dec 21, 2012
New Application Entered

Trademark Alertz updated from USPTO on 2030-01-24