TrademarkDir
LOTHERM
LIVE

Serial Number

73254968

Owner

HARBISONWALKER INTERNATIONAL, INC.

Attorney

Michael A. Jaffe

First Use Date

Jan 17, 1978

Filing Date

Mar 21, 1980

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LOTHERM Trademark

Serial Number: 73254968 • Registration: 1167323

LOTHERM is a trademark filed by HARBISONWALKER INTERNATIONAL, INC. on March 21, 1980. The trademark is classified under Class 19 (Building Materials). The application is currently registered and active.

Owner Contact Info

HARBISONWALKER INTERNATIONAL, INC. (148 trademarks)

2000 Park Lane, Suite 400
Pittsburgh, PA 15275

Entity Type: 03

HARBISON-WALKER REFACTORIES COMPANY (4 trademarks)

Suite 100
MOON TOWNSHIP, PA 15108

Entity Type: 03

DRESSER INDUSTRIES, INC. (613 trademarks)

THE DRESSER BUILDING
DALLAS, TX

Entity Type: 03

Trademark Details

Filing Date

March 21, 1980

Registration Date

September 1, 1981

First Use Anywhere

January 17, 1978

First Use in Commerce

January 17, 1978

Published for Opposition

June 9, 1981

Goods & Services

Insulating Refractory Brick

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED
Oct 13, 2025 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Oct 13, 2025 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Oct 13, 2025 REAP
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
May 31, 2023 ASCK
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Feb 5, 2022 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Feb 5, 2022 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Feb 5, 2022 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Feb 5, 2022 APRE
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Sep 22, 2021 ASCK
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Sep 8, 2021 ASGN
TEAS SECTION 8 & 9 RECEIVED
Aug 30, 2021 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Sep 1, 2020 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Dec 16, 2013 TCCA
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Sep 20, 2011 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Sep 20, 2011 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Sep 20, 2011 APRE
TEAS SECTION 8 & 9 RECEIVED
Aug 23, 2011 E89R
CASE FILE IN TICRS
Mar 17, 2008 CFIT
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Nov 15, 2001 RNL1
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Nov 15, 2001 89AG
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Aug 30, 2001 89AF
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Apr 12, 1988 C15A
POST REGISTRATION ACTION MAILED - SEC. 8 & 15
Mar 21, 1988 PR23
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Sep 1, 1987 815F
REGISTERED-PRINCIPAL REGISTER
Sep 1, 1981 R.PR
PUBLISHED FOR OPPOSITION
Jun 9, 1981 PUBO

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