USPTO serial 72118715
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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 |
|---|---|---|---|
| 100 | RESEARCH SERVICES, SERVICES OF TREATING, PURIFYING, FILTERING, SOFTENING AND DEMINERALIZING WATER AND OTHER FLUIDS, SERVICES OR DRAFTING AND DESIGNING OF, AND SUPPLYING SPECIFICATIONS AND INSTRUCTIONS FOR PLANT LAY-OUT AND THE CONSTRUCTION OF EQUIPMENT | EXPIRED | Sep 15, 1960 |
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 28, 1988 | EXRG | EXPIRED SEC. 9 | — |