USPTO serial 72439041
BIOGAS
Reviewed by CopyMark Law Group
Reg. 1001852Status 900
- Filing date
- Status date
- Registration date
- Jan 14, 1975
- Examiner
- —
- Law office
- —
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 |
|---|---|---|---|
| 100 | PROVIDING SERVICES RELATING TO CONSULTATION, RESEARCH AND DEVELOPMENT FOR BIOLOGICAL GASIFICATION AND STABILIZATION OF SOLID WASTE FOR THE PURPOSE OF PRODUCING A SYNTHETIC GAS WHICH IS INTERCHANGEABLE WITH NATURAL GAS | EXPIRED | Dec 16, 1971 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 23, 1995 | EXRG | EXPIRED SEC. 9 | — |
| Feb 2, 1981 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |