USPTO serial 72168250
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 |
|---|---|---|---|
| 044 | ARTIFICIAL RESPIRATION APPARATUS AND INTERMITTENT POSITIVE PRESSURE BREATHING APPARATUS | EXPIRED | Mar 17, 1958 |
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 19, 1987 | EXRG | EXPIRED SEC. 9 | — |