USPTO serial 72369081
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 |
|---|---|---|---|
| 006 | WELLBORE FLUID ADDITIVES USED TO PREPARE EMULSIONS WITH DESIRABLE VISCOSITY AND FLUID LOSS PROPERTIES | EXPIRED | May 21, 1970 |
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 4, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Sep 27, 1977 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |