USPTO serial 72219003
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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 |
|---|---|---|---|
| 100 | RESEARCH AND DEVELOPMENT WORK, DESIGN WORK AND PREPARATION OF ENGINEERING DRAWINGS, IN THE MECHANICAL, ELECTRICAL, AND PRODUCTION ENGINEERING FIELDS, AND IN THE AUTOMATION FIELD | EXPIRED | Mar 31, 1945 |
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 |
|---|---|---|---|
| Mar 13, 1987 | EXRG | EXPIRED SEC. 9 | — |