USPTO serial 72409130
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 |
|---|---|---|---|
| 023 | BATCH AND CONTINUOUS WASTE TREATMENT UNITS FOR CHROME REDUCTION, CYANIDE DESTRUCTION, ACID-ALKALI NEUTRALIZATION, METAL PRECIPITATION, PHOSPHATE REMOVAL, OIL SEPARATION, PRECIOUS METAL RECOVERY, WATER DEIONIZATION, SEDIMENTATION, COAGULATION, SLUDGE FILTRATION AND FUME SCRUBBING | EXPIRED | — |
| 026 | SOLID STATE ELECTRONIC INSTRUMENTS FOR MEASUREMENT AND CONTROL OF PH ACIDITY AND ALKALIDITY, OXIDATION AND REDUCTION POTENTIAL, AND CONDUCTIVITY | EXPIRED | — |
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 |
|---|---|---|---|
| May 23, 1994 | EXRG | EXPIRED SEC. 9 | — |
| Jan 7, 1980 | 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. |