USPTO serial 72310258
PERMUTROL
Reviewed by CopyMark Law Group
Reg. 0878617Status 900
- Filing date
- Status date
- Registration date
- Oct 14, 1969
- 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 |
|---|---|---|---|
| 026 | CONTROL EQUIPMENT HAVING COOPERATING SOLID STATE TIMING AND ELECTROMECHANICAL PROGRAMMING AND SWITCHING COMPONENTS USED IN THE SELECTIVE SEQUENCING, TIMING AND CONTROLLING OF WATER AND WASTE TREATMENT EQUIPMENT | EXPIRED | Dec 27, 1967 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |