USPTO serial 71661057
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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 |
|---|---|---|---|
| 031 | WATER CONDITIONING APPARATUS-NAMELY, WATER SOFTENERS FO THE ION-EXCHANGE TYPE, AND WATER FILTERS FOR REMOVING SEDIMENT, TASTES, ODORS AND IRON FROM WATER, FOR REMOVING FLUORIDES FROM WATER BY ABSORPTION, AND FOR NEUTRALIZING ACID WATER | EXPIRED | Sep 15, 1952 |
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 28, 1996 | EXRG | EXPIRED SEC. 9 | — |
| Aug 23, 1975 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |