USPTO serial 72265863
Reviewed by CopyMark Law Group
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 |
|---|---|---|---|
| 021 | SEMICONDUCTIVE DEVICES AND APPARATUS AND THIN FILM DEVICES | EXPIRED | Dec 23, 1966 |
| 038 | ENGINEERING PRINTS, ENGINEERING MANUALS, AND TECHNICAL PUBLICATIONS ISSUED FROM TIME TO TIME | EXPIRED | Oct 27, 1966 |
| 107 | ENGINEERING TRAINING SERVICES-NAMELY, PREPARING AND PRESENTING EDUCATIONAL COURSES IN THE FIELD OF SEMICONDUCTIVE AND THIN FILM DEVICES AND APPARATUS AND FOR THE PRODUCTION AND TESTING THEREOF | EXPIRED | Oct 27, 1966 |
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 |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |