USPTO serial 72338603
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 |
|---|---|---|---|
| 001 | WEIGHT MATERIAL FOR ADDITION TO WELL DRILLING FLUIDS | EXPIRED | — |
| 006 | CHEMICAL ADDITIVES FOR OIL BASE AND WATER BASE DRILLING FLUIDS INCLUDING EMULSIFIERS AD THINNER ADDITIVES FOR SUCH FLUIDS | EXPIRED | — |
| 012 | OIL BASE DRILLING FLUIDS AND POWDERED ASPHALTOUS COMPOSITIONS AND MIXING OILS FOR WELL DRILLING FLUIDS | EXPIRED | — |
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 |
|---|---|---|---|
| Jan 25, 1993 | EXRG | EXPIRED SEC. 9 | — |
| May 22, 1978 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |