USPTO serial 73078375
Reviewed by CopyMark Law Group
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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| Class | Description | Status | First use |
|---|---|---|---|
| 001 | CHEMICAL PRODUCTS, PRIMARILY OF ACRYLAMIDE POLYMER WITH HIGH MOLECULAR WEIGHT FOR GENERAL USE IN INDUSTRIES INVOLVING THE CONDENSATION AND FILTRATION OF COAL WASHING WATER, METAL RECOVERY, SUCH AS CONDENSATION OF ZINC FLOCCULATION WATER, TREATMENT OF PAPER AND PAPER-MAKING WASTE WATER, TREATMENT OF STEEL MILL WASTE WATER, AND TREATMENT OF CHEMICAL PLANT WASTE WATER, NAMELY-SYNTHETIC WATER SOLUBLE POLYMERS; AND CHEMICALS HAVING CHARACTERISTICS OF SEPARATING SUSPENDED MATTERS FROM WATER SOLUTIONS AND FLOCCULATING CHARACTERISTICS UTILIZED FOR CLARIFICATION, THICKENING, FILTRATION AND CENTRIFUGING, PARTICULARLY IN THE MINING AND WASTE WATER TREATMENT INDUSTRIES, NAMELY-FLOCCULATING AGENTS, DRILLING-FLUID ADDITIVES, AND FLOODING AGENTS FOR PETROLEUM RECOVERY | EXPIRED | May 24, 1975 |
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
| Date | Code | Event | What it means |
|---|---|---|---|
| Mar 17, 1998 | EXRG | EXPIRED SEC. 9 | — |
| May 20, 1983 | 8.OK | REGISTERED - SEC. 8 (6-YR) ACCEPTED | The USPTO accepted your Section 8 declaration showing the mark is still in use in commerce (or excusable nonuse). This satisfies the six-year maintenance requirement and keeps the registration active until the next renewal deadline. |