USPTO serial 71581561
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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 |
|---|---|---|---|
| 100 | SERVICES OF PREPARING AND SUPPLYING, AT THE LOCALITY OF ITS USE, REAGENT GAS SUCH AS DILUTE CHLORINE DIOXIDE, FOR THE TREATMENT OF FLOUR AND OTHER CEREAL PRODUCTS TO MATURE AND IMPROVE THE SAME | EXPIRED | Feb 4, 1949 |
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 8, 1993 | EXRG | EXPIRED SEC. 9 | — |
| Jun 3, 1972 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |