Sponge-Rok Trademark Details

Sponge-Rok was registered on Tuesday, May 1, 1951 and is currently owned by Paramount Perlite Co. under the registration number 541853 . This mark is dead with a status of Expired. The last case file activity for this mark occured 22 years ago on Saturday, May 11, 2002, according to the United State Patent & Trademark Office

Word Mark	Sponge-Rok
Status	Dead Registered 900 — Expired

Current Owner

Paramount Perlite Co. of Paramount, CA

View all trademarks for Paramount Perlite Co.

Serial Number	71580029
Registration Number	541853
Status Date	Saturday, May 11, 2002
Filing Date	Saturday, May 11, 2002
Registration Date	Tuesday, May 1, 1951

Correspondent

STEPHEN GRUBB
15840 VENTURA BLVD.
SUITE 206
ENCINO, CA 91436-2962

Case File Statements

Goods & Services	Inorganic Soil Amendment
Pseudo Mark	Sponge-Rock

Classifications

International Class Codes	001 — Class 1 includes mainly chemical products used in industry, science and agriculture, including those which go to the making of products belonging to other trademark classes. Examples include compost, salt for preserving non-foodstuffs, and certain additives for the food industry.
U.S. Class Codes	010
Status	9 — Expired
Status Date	Saturday, May 11, 2002
First Use Anywhere	Monday, October 18, 1948
First Use In Commerce	Friday, February 25, 1949
Primary Code	010

Trademark Timeline

Oct 18 1948

First use anywhere for the mark
Feb 25 1949

First use in commerce for the mark
Jun 06 1949

Trademark application filed with USPTO
May 01 1951

Trademark officially registered with the USPTO
May 01 1971

Registered and Renewed (first Renewal - 20 Yrs)
Jan 07 1991

Registered - Sec. 9 Filed/check Record For Sec. 8
Feb 28 1991

Registered and Renewed (second Renewal - 10 Yrs)
May 11 2002

Cancelled Sec. 8 (10-Yr)/expired Section 9