USPTO serial 72254455
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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 |
|---|---|---|---|
| 006 | PREPARATIONS TO BE APPLIED TO THE SURFACE OF PLASTER, CONCRETE, CAST STONE OR FORMS THEREFOR, FOR RETARDING THE SETTING AND FACILITATING THE ROUGHENING OF THE CONCRETE OR CAST STONE SURFACES SO TREATED | EXPIRED | May 3, 1947 |
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 |
|---|---|---|---|
| Sep 20, 1987 | EXRG | EXPIRED SEC. 9 | — |