Who owns the SPECIFIC HEAT trademark?

The SPECIFIC HEAT trademark is owned by ENGENDREN LLC.

What class is the SPECIFIC HEAT trademark registered in?

The SPECIFIC HEAT trademark is registered in Class 006 (Common metals, their alloys & metal goods).

What is the serial number for SPECIFIC HEAT?

The USPTO serial number for SPECIFIC HEAT is 90596974.

What is the registration number for SPECIFIC HEAT?

SPECIFIC HEAT is registered under USPTO registration number 6896399.

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Updated Nov 1, 2026·23 searches this week

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Section 8 declaration window

November 08, 2028

738 days remaining

SPE

SPECIFIC HEAT

REGISTERED

Serial: 90596974
Reg: 6896399
Filed: Mar 23, 2021
Owner: ENGENDREN LLC

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.

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 006Common metals, their alloys & metal goods

US codes: 002, 012, 013, 014, 023, 025, 050

First use anywhere: Jul 28, 2022

First use in commerce: Jul 28, 2022

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

Status History

27 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

May 28, 2026

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

May 28, 2026

Code CHAN

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

May 28, 2026

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 28, 2026

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 28, 2026

Code TCCA

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jan 01, 2025

Code ASGN

REGISTERED-PRINCIPAL REGISTER

Nov 08, 2022

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 08, 2022

Code NRCC

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Oct 05, 2022

Code SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Oct 04, 2022

Code CNPR

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Aug 18, 2022

Code AITU

STATEMENT OF USE PROCESSING COMPLETE

Aug 18, 2022

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Aug 02, 2022

Code EISU

USE AMENDMENT FILED

Aug 02, 2022

Code IUAF

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 28, 2022

Code EXRA

SOU TEAS EXTENSION RECEIVED

Jul 26, 2022

Code EEXT

SOU EXTENSION 1 FILED

Jul 26, 2022

Code EXT1

SOU EXTENSION 1 GRANTED

Jul 26, 2022

Code EX1G

ASSIGNED TO EXAMINER

May 10, 2022

Code DOCK

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Feb 01, 2022

Code NOAM

PUBLISHED FOR OPPOSITION

Dec 07, 2021

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 07, 2021

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 17, 2021

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 02, 2021

Code CNSA

ASSIGNED TO EXAMINER

Oct 27, 2021

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 28, 2021

Code NWOS

NEW APPLICATION ENTERED

Mar 26, 2021

Code NWAP

SPECIFIC HEAT

What to file next

Full Goods & Services

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