USPTO serial 72188174
ALCHEM
Reviewed by CopyMark Law Group
Reg. 0789860Status 900
- Filing date
- Status date
- Registration date
- May 25, 1965
- 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 |
|---|---|---|---|
| 006 | WATER CONDITIONING CHEMICALS FOR CONTROL OF CORROSION, DEPOSITS AND FORMING IN BOILER FEEDWATER, COOLING WATER, SECONDARY RECOVERY AND DISPOSAL SEWERS, RAILROADS, AND ALL TYPES OF PROCESS WATER SYSTEMS; CORROSION INHIBITORS FOR COOLING WATERS, BOILER WATERS, MUNICIPAL WATER SYSTEMS, FOR OIL FIELD AND REFINERY HYDROCARBON SYSTEMS; FUEL OIL STABILIZERS FOR PREVENTION OF SLUDGE AND GUM FORMATION, COLOR DEGRADATION, AND INHIBITION OF CORROSION IN RESIDUAL AND DISTILLATE FUELS; COMBUSTION CHEMICALS FOR IMPROVED COMBUSTION, CONTROL OF SOOT AND SLAG IN COAL AND OIL FIRED BOILERS; PAPER PROCESS CHEMICALS FOR FIBER AND FILLER RETENTION, WHITE WATER CLARIFICATION, FOR WIRE LIFE EXTENSION, FOR CONTROL OF FOAM AND PITCH; AND ANTIFOAM CHEMICALS FOR MANUFACTURERS OF PAINTS AND PAPER, FOR PROCESSORS OF SUGAR BEETS, AND RUBBER, FOR CONTROL OF FOAM IN ANY LIQUID PROCESSING | EXPIRED | — |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Aug 25, 1985 | EXRG | EXPIRED SEC. 9 | — |