Drawing for PERMA-THINZ

USPTO serial 72286009

PERMA-THINZ

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Reg. 0863358Status 900
Filing date
Status date
Registration date
Jan 14, 1969
Examiner
—
Law office
SCANNING ON DEMAND

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This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.

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Owner

Goods and services

ClassDescriptionStatusFirst use
006WELL DRILLING MUD ADDITIVES USED AS MUD THINNERS, WATER LOSS REDUCING AGENTS, EMULSIFYING AGENTS, AND SHALE AND CLAY HYDRATION INHIBITORSEXPIREDOct 26, 1967

Related trademarks

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Prosecution history

DateCodeEventWhat it means
Aug 22, 2009CAEXCANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9—
Feb 6, 2009CFITCASE FILE IN TICRS—
Jan 14, 1989REN1REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)—
Dec 2, 19889.AFREGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8—

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