Drawing for MATH DISCOVERY BOARD

USPTO serial 72138234

MATH DISCOVERY BOARD

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Reg. 0782600Status 900
Filing date
Status date
Registration date
Dec 29, 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
038SETS OF PRINTED MATERIALS FOR CLASSROOM TEACHING AND SELF-IMPROVEMENT IN ELEMENTARY MATHEMATICS, INCLUDING TEACHING MANUALS AND A BOARD AND NUMBER STRIPS OF UNIT LENGTH FOR DISPOSITION THEREONEXPIREDMar 24, 1961

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Prosecution history

DateCodeEventWhat it means
Mar 29, 1985EXRGEXPIRED SEC. 9—

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