USPTO serial 73023231
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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 |
|---|---|---|---|
| 001 | CHEMICALLY MODIFIED CELLULOSE ADDITIVE FOR USE AS AN ADDITIVE IN SECONDARY OIL RECOVERY OPERATIONS | EXPIRED | Jul 16, 1973 |
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 1, 2006 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Apr 12, 1995 | RNL1 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Mar 31, 1995 | RRPR | RESPONSE RECEIVED TO POST REG. ACTION | — |
| Mar 16, 1995 | PRA9 | POST REGISTRATION ACTION MAILED - SEC. 9 | — |
| Jan 24, 1995 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| May 26, 1981 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |