Who owns the CLEARSIGN CORE trademark?

The CLEARSIGN CORE trademark is owned by ClearSign Combustion Corporation.

What class is the CLEARSIGN CORE trademark registered in?

The CLEARSIGN CORE trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for CLEARSIGN CORE?

The USPTO serial number for CLEARSIGN CORE is 88438032.

What is the registration number for CLEARSIGN CORE?

CLEARSIGN CORE is registered under USPTO registration number 6634153.

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Section 8 declaration window

February 01, 2028

455 days remaining

CLE

CLEARSIGN CORE

REGISTERED

Serial: 88438032
Reg: 6634153
Filed: May 20, 2019
Owner: ClearSign Combustion Corporation

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

First use anywhere: Dec 07, 2021

First use in commerce: Dec 07, 2021

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

29 events

REGISTERED-PRINCIPAL REGISTER

Feb 01, 2022

Code R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Dec 31, 2021

Code SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Dec 30, 2021

Code CNPR

STATEMENT OF USE PROCESSING COMPLETE

Dec 14, 2021

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Dec 08, 2021

Code EISU

USE AMENDMENT FILED

Dec 08, 2021

Code IUAF

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 14, 2021

Code EXRA

SOU EXTENSION 3 FILED

May 12, 2021

Code EXT3

SOU TEAS EXTENSION RECEIVED

May 12, 2021

Code EEXT

SOU EXTENSION 3 GRANTED

May 12, 2021

Code EX3G

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Oct 23, 2020

Code EXRA

SOU EXTENSION 2 GRANTED

Oct 21, 2020

Code EX2G

SOU EXTENSION 2 FILED

Oct 21, 2020

Code EXT2

SOU TEAS EXTENSION RECEIVED

Oct 21, 2020

Code EEXT

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Dec 20, 2019

Code EXRA

SOU EXTENSION 1 GRANTED

Dec 19, 2019

Code EX1G

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Dec 19, 2019

Code AITU

SOU EXTENSION 1 FILED

Dec 13, 2019

Code EXT1

SOU TEAS EXTENSION RECEIVED

Dec 13, 2019

Code EEXT

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Dec 10, 2019

Code NOAM

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Dec 04, 2019

Code EWAF

PUBLISHED FOR OPPOSITION

Oct 15, 2019

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 15, 2019

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 25, 2019

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 05, 2019

Code CNSA

ASSIGNED TO EXAMINER

Sep 03, 2019

Code DOCK

ASSIGNED TO EXAMINER

Aug 06, 2019

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 05, 2019

Code NWOS

NEW APPLICATION ENTERED

May 23, 2019

Code NWAP

CLEARSIGN CORE

What to file next

Full Goods & Services

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