USPTO serial 71561017
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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 |
|---|---|---|---|
| 026 | UNITARY ELECTRICALLY OPERATED APPARATUS FOR MEASURING, INDICATING, AND AUTOMATICALLY CONTROLLING THE CONCENTRATION OF DETERGENTS IN CLEANING SOLUTIONS USED IN MECHANICAL WASHING EQUIPMENT, AND FOR ELECTRICAL APPARATUS FOR MEASURING AND INDICATING THE CONCENTRATION OF DETERGENTS FOR THE SAME PURPOSE | EXPIRED | Jun 14, 1948 |
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 |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Apr 10, 1971 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |