USPTO serial 72331217
Reviewed by CopyMark Law Group
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 |
|---|---|---|---|
| 026 | AUTOMATIC PROPORTIONING AND MIXING PUMPS FOR BLENDING CUTTING AND GRINDING FLUID CONCENTRATES WITH A DILUTANT, SUCH AS WATER | EXPIRED | May 21, 1969 |
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 22, 1989 | CMMP | MISCELLANEOUS PAPER | — |