USPTO serial 72179560
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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 | ENGINEERING AND CONSULTING SERVICES ON TECHNICAL PROBLEMS OF OTHERS IN VARIOUS FIELDS OF TECHNOLOGY INCLUDING ENVIRONMENTAL TESTING, DESIGN OF SPECIAL INSTRUMENTATION, AND RESEARCH AND DEVELOPMENT OF ALL PHASES OF ALL PHASES OF CORROSION | EXPIRED | May 5, 1961 |
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 |
|---|---|---|---|
| Dec 22, 1984 | EXRG | EXPIRED SEC. 9 | — |