USPTO serial 73082940
DEMCO
Reviewed by CopyMark Law Group
Reg. 1058946Status 900
- Filing date
- Status date
- Registration date
- Feb 15, 1977
- 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
OKLAHOMA CITY, OK
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 006 | BALL VALVES AND PARTS THEREFOR | EXPIRED | Jul 1, 1968 |
| 011 | WASTE TREATMENT PLANTS-NAMELY, APPARATUS FOR A MODIFIED ACTIVATED SLUDGE-EXTENDED AERATION PROCESS USING THE CONCEPT OF AERO-BIOLOGY TO ACCELERATE THE DEGRADATION AND CONSUMPTION OF ORGANIC WASTE MATERIAL | EXPIRED | Jun 14, 1971 |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 25, 1997 | EXRG | EXPIRED SEC. 9 | — |
| Jul 12, 1982 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |