USPTO serial 72198491
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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 |
|---|---|---|---|
| 021 | PRECISION ELECTRONIC UNITS TO CONTROL THE CONCENTRATION OF IMPURITIES IN WATER | EXPIRED | Jul 31, 1963 |
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 7, 2008 | CFIT | CASE FILE IN TICRS | — |
| Sep 19, 2008 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Aug 30, 1988 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |
| Jan 11, 1988 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |