USPTO serial 73083175
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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 |
|---|---|---|---|
| 009 | ELECTRONIC MULTIPLEXING SIGNAL CONVERTER WHICH SENSES TEMPERATURES, PRESSURES AND OTHER VARIABLES IN A BUILDING AND TRANSMITS SAID DATA TO A CENTRAL CONTROL COMPUTER WHICH THEN REGULATES OTHER EQUIPMENT IN THE BUILDING | EXPIRED | Feb 23, 1976 |
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 3, 1997 | EXRG | EXPIRED SEC. 9 | — |
| Nov 9, 1982 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |