POR-ROK
LIVE

Serial Number

71685494

Owner

GT HOLDING, LLC

Attorney

Patrick J. Doran

First Use Date

May 12, 1950

Filing Date

Apr 14, 1955

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POR-ROK Trademark

Serial Number: 71685494 • Registration: 0630254

POR-ROK is a trademark filed by GT HOLDING, LLC on April 14, 1955. The trademark is classified under Class 19 (Building Materials). The application is currently registered and active.

Owner Contact Info

GT HOLDING, LLC (14 trademarks)

1445-63 FORD RD
BENSALEM, PA 19020

Entity Type: 16

HALLEMITE MANUFACTURING COMPANY, THE (3 trademarks)

Entity Type: 99

C.G.M., INC. (4 trademarks)

1445 FORD ROAD
BENSALEM, PA 19020

Entity Type: 03

NOVEX SYSTEMS INTERNATIONAL, INC. (6 trademarks)

16 CHERRY STREET
CLIFTON, NJ 07014

Entity Type: 03

SPECCHEM, LLC

1511 BALTIMORE AVE, SUITE 600
KANSAS CITY, MO 64108

Entity Type: 03

THOMPSON-MINWAX COMPANY, THE

10 MOUNTAINVIEW ROAD
UPPER SADDLE RIVER, NJ

Entity Type: 03

Trademark Details

Filing Date

April 14, 1955

Registration Date

July 10, 1956

First Use Anywhere

May 12, 1950

First Use in Commerce

May 12, 1950

Goods & Services

QUICK HARDENING PATCHING AND ANCHORING CEMENT IN POWDER FORM FOR REPAIRING CONCRETE FLOORS AND FOR SECURING BOLTS AND POSTS IN OPENINGS DRILLED IN MASONRY SURFACES

Filing History

TEAS SECTION 8 & 9 RECEIVED
Jun 30, 2026 E89R
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Jul 10, 2025 REM2
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
May 30, 2024 ASGN
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Dec 28, 2015 NA89
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
Dec 28, 2015 RNL4
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Dec 28, 2015 89AG
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Dec 19, 2015 APRE
TEAS SECTION 8 & 9 RECEIVED
Oct 21, 2015 E89R
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Sep 9, 2015 ASGN
CASE FILE IN TICRS
Jan 26, 2009 CFIT
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Oct 10, 2007 ASGN
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Mar 19, 2007 RNL3
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Mar 19, 2007 89AG
ASSIGNED TO PARALEGAL
Mar 2, 2007 PLGL
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Jan 8, 2007 89AF
TEAS SECTION 8 & 9 RECEIVED
Jan 8, 2007 E89R
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Sep 5, 1996 RNL2
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
Jul 10, 1996 9.AF
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Jul 10, 1976 REN1