USPTO serial 71468198
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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 |
|---|---|---|---|
| 026 | UNITARY ASSEMBLIES OF HYDRAULIC TESTING EQUIPMENT FOR USE IN TESTING AIRCRAFT HYDRAULIC SYSTEMS, AND HYDRAULIC ACCUMULATORS FOR RETENTION OF FLUIDS UNDER FLEXIBLE PRESSURE, FOR USE AS A PART OF SAID TESTING ASSEMBLIES | EXPIRED | Feb 1, 1943 |
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| Date | Code | Event | What it means |
|---|---|---|---|
| Dec 20, 1986 | EXRG | EXPIRED SEC. 9 | — |