USPTO serial 72238176
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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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NORTHBROOK, IL
| Class | Description | Status | First use |
|---|---|---|---|
| 031 | HOME DRINKING WATER PURIFICATION UNITS FOR REDUCING TOTAL DISSOLVED SOLIDS BY EMPLOYING A MEMBRANE SEPARATING PROCESS | EXPIRED | Jan 7, 1966 |
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 |
|---|---|---|---|
| Apr 21, 2000 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Apr 26, 1989 | PCDE | PETITION TO DIRECTOR DENIED | — |
| Jan 23, 1989 | PCRC | PETITION TO DIRECTOR RECEIVED | — |
| Nov 25, 1988 | RRPR | RESPONSE RECEIVED TO POST REG. ACTION | — |
| Sep 16, 1988 | PRA9 | POST REGISTRATION ACTION MAILED - SEC. 9 | — |
| Mar 15, 1988 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| Jan 6, 1988 | PRA9 | POST REGISTRATION ACTION MAILED - SEC. 9 | — |