USPTO serial 72443987
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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 |
|---|---|---|---|
| 026 | LEAK-TESTING APPARATUS FOR THE JOINTS IN OIL WELL TUBING AND OTHER TYPES OF PIPE | EXPIRED | — |
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 |
|---|---|---|---|
| Jul 31, 2006 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 20, 1995 | EXRG | EXPIRED SEC. 9 | — |
| Apr 14, 1987 | COC. | CORRECTION UNDER SECTION 7 - PROCESSED | — |
| Feb 5, 1987 | AMD7 | SEC 7 REQUEST FILED | — |
| Feb 5, 1987 | AMD7 | SEC 7 REQUEST FILED | — |
| Aug 4, 1981 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |