Drawing for MULTILEVEL LEARNING LABORATORIES

USPTO serial 72139890

MULTILEVEL LEARNING LABORATORIES

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Reg. 0766403Status 900
Filing date
Status date
Registration date
Mar 10, 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 STUDY MATERIAL, TESTS, SCORE SHEETS, TEACHING MANUALS, SELF-SCORING KEYS, PICTURE AIDS, AND WORD-CONSTRUCTION AIDS FOR CLASSROOM TEACHING AND SELF-IMPROVEMENT IN BASIC SKILLS IN READING, SPELLING AND SIMILAR EDUCATIONAL FIELDSEXPIREDApr 29, 1960

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Prosecution history

DateCodeEventWhat it means
Jun 10, 1984EXRGEXPIRED SEC. 9—

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