USPTO serial 73032023
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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 |
|---|---|---|---|
| 011 | VAPOR DETECTION AND VAPOR EXHAUST CONTROL APPARATUS FOR SOLVENT VAPOR DEGREASING APPARATUS CONSISTING OF SENSING UNITS FOR DETECTING AND MONITORING SOLVENT VAPOR CONCENTRATIONS AND A CONTROL UNIT FOR ACTIVATING A FAN FOR EXHAUSTING SUCH VAPORS WHEN THE VAPOR CONCENTRATION EXCEEDS A PREDETERMINED LEVEL | EXPIRED | Jul 31, 1974 |
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 |
|---|---|---|---|
| Dec 16, 1996 | EXRG | EXPIRED SEC. 9 | — |
| Jan 5, 1982 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |