USPTO serial 73123159
HELITHERM
Reviewed by CopyMark Law Group
Reg. 1092745Status 900
- Filing date
- Status date
- Registration date
- Jun 6, 1978
- Examiner
- —
- Law office
- FILE REPOSITORY (FRANCONIA)
What this means
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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Owner
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 011 | HEAT EXCHANGERS TRANSMITTING HEAT FROM A PRIMARY FLUID TO A SECONDARY FLUID VIA COILED TUBES AS A COMPONENT OF SPACE AND FLUID TEMPERATURE CONTROL SYSTEMS | EXPIRED | Feb 10, 1977 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Mar 17, 1999 | EXRG | EXPIRED SEC. 9 | — |
| Dec 5, 1983 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |