USPTO serial 71614131
COLLOIDAIR SEPARATOR
Reviewed by CopyMark Law Group
Reg. 0580455Status 900
- Filing date
- Status date
- Registration date
- Sep 29, 1953
- 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 |
|---|---|---|---|
| 023 | UNITARY EQUIPMENT CONSISTING OF FLOCCULENT STORAGE TANKS, RETENTION TANKS, FLOTATION CHAMBERS IN COMBINATION WITH PUMPS, AIR INJECTORS, VALVES, AND MOTORS AND DESIGNED FOR THE PURPOSE OF SEPARATING SOLIDS, OILS, CHEMICALS AND OTHER MATERIALS FROM WATER AND LIQUID THROUGH A PROCESS OF AIR INJECTION AND FLOTATION | EXPIRED | May 2, 1951 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jul 4, 1994 | EXRG | EXPIRED SEC. 9 | — |
| Sep 29, 1973 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |