USPTO serial 72139890
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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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| Class | Description | Status | First use |
|---|---|---|---|
| 038 | SETS 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 FIELDS | EXPIRED | Apr 29, 1960 |
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
| Date | Code | Event | What it means |
|---|---|---|---|
| Jun 10, 1984 | EXRG | EXPIRED SEC. 9 | — |