USPTO serial 71336205
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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 |
|---|---|---|---|
| 021 | NON-CORROSIVE, HEAT-RESISTING, FIRED MATERIAL DERIVED BY COMBINATION OF MATERIALS OF MINERALOGIC ORIGIN, CUT, EXTRUDED PRESSED OR MACHINED TO SHAPES AND DIMENSIONS FOR USE AS ELECTRIC INSULATION | EXPIRED | Feb 1, 1933 |
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 6, 1994 | EXRG | EXPIRED SEC. 9 | — |
| Aug 29, 1973 | REN2 | REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS) | — |
| Oct 19, 1948 | P12C | PUBLISHED SECTION 12(C) | — |