TrademarkDir
SHAMROCK
LIVE

Serial Number

73064883

Owner

HARBISONWALKER INTERNATIONAL, INC.

Attorney

Michael A. Jaffe

First Use Date

Jun 4, 1975

Filing Date

Oct 2, 1975

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SHAMROCK Trademark

Serial Number: 73064883 • Registration: 1042911

SHAMROCK is a trademark filed by HARBISONWALKER INTERNATIONAL, INC. on October 2, 1975. 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

NORTH AMERICAN REFRACTORIES COMPANY (68 trademarks)

500 HALLE BUILDING
CLEVELAND, OH 44115-180

Entity Type: 03

NL INDUSTRIES, INC. (125 trademarks)

NEW YORK NY

Entity Type: 98

Trademark Details

Filing Date

October 2, 1975

Registration Date

July 6, 1976

First Use Anywhere

June 4, 1975

First Use in Commerce

June 4, 1975

Goods & Services

REFRACTORY SHAPES, CEMENTS AND RAMMING MIXES

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Jan 13, 2026 NA89
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
Jan 13, 2026 RNL4
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Jan 13, 2026 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Jan 13, 2026 APRE
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
TEAS SECTION 8 & 9 RECEIVED
Oct 8, 2025 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jul 6, 2025 REM2
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
May 31, 2023 ASCK
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Oct 15, 2016 NA89
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Oct 15, 2016 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Oct 15, 2016 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Oct 15, 2016 APRE
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Aug 10, 2016 ASGN
TEAS SECTION 8 & 9 RECEIVED
Aug 2, 2016 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jul 6, 2015 REM2
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Dec 16, 2013 TCCA
CASE FILE IN TICRS
Nov 1, 2007 CFIT
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Aug 1, 2006 RNL2
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Aug 1, 2006 89AG
ASSIGNED TO PARALEGAL
Jul 19, 2006 PLGL
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Apr 19, 2006 89AF
TEAS SECTION 8 & 9 RECEIVED
Apr 19, 2006 E89R
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Aug 5, 1996 RNL1
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
Jun 24, 1996 9.AF
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Jan 5, 1982 C15A

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