USPTO serial 71554814
OXIDATOR
Reviewed by CopyMark Law Group
Reg. 0554881Status 900
- Filing date
- Status date
- Registration date
- Feb 19, 1952
- Examiner
- —
- Law office
- FILE DESTROYED
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 | SEWAGE AND WATER TREATMENT EQUIPMENT APPARATUS COMPRISING A RESERVOIR FOR A BODY OF LIQUID, INFLUENT MEANS FOR INTRODUCING LIQUID INTO THE BODY, AIR DIFFUSERS WITHIN THE RESERVOIR AND CONTROL VALVES THEREFOR, SLUDGE REMOVAL MEANS, AERATION WELL AND DRIVE UNIT, BY MEANS OF WHICH APPARATUS SOLIDS ARE SETTLED OUT OF THE LIQUID BY SEDIMENTATION AND DURING AERATION | EXPIRED | Nov 28, 1947 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 23, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Feb 19, 1972 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |