Drawing for ELECTROFRAC

USPTO serial 72087213

ELECTROFRAC

Reviewed by CopyMark Law Group

Reg. 0772965Status 900
Filing date
Status date
Registration date
Jul 7, 1964
Examiner
—
Law office
FILE DESTROYED

What this means

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
103TREATING OIL WELLS OF OTHERS FOR INCREASED RECOVERYEXPIREDApr 15, 1959

Related trademarks

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Prosecution history

DateCodeEventWhat it means
Oct 7, 1984EXRGEXPIRED SEC. 9—

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