USPTO serial 72410053
Reviewed by CopyMark Law Group
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
If you own this trademark, we can monitor new filings and help with USPTO deadlines. If you do not, we can file a new U.S. application.
| Class | Description | Status | First use |
|---|---|---|---|
| 031 | POSITIVE, CONDENSED AND FILTERED SYSTEM, COMPRISING CRANKCASE VENTILATOR, OIL REGULATOR-COOLER-FILTER, AND CRANKCASE OIL FILTER TO CONTROL EXHAUST AND CRANKCASE EMISSIONS ON INTERNAL COMBUSTION ENGINES, CLEAN ENGINE AND CLEAN AIR | EXPIRED | Jul 15, 1971 |
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 28, 1994 | EXRG | EXPIRED SEC. 9 | — |
| Feb 12, 1979 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |