USPTO serial 72236731
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 |
|---|---|---|---|
| 006 | LIGNIN BASE WATER REDUCER AND SET RETARDER ADMIXTURE FOR BRICK MORTAR | EXPIRED | Mar 1, 1957 |
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 17, 2007 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Nov 8, 2006 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 14, 1987 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |
| Sep 2, 1986 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |