USPTO serial 72019808
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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 |
|---|---|---|---|
| 006 | ALGICIDES, WATER FILTER MEDIA OF THE GRADED SAND AND GRAVEL TYPE, GRANULATED CALCIUM HYPOCHLORITE, CALCIUM HYPOCHLORITE TABLETS, BLEACH, SODA ASH, PH BLOCKS, GASEOUS CHLORINE, AMMONIUM ALUM, MURIATIC ACID AND PHOSPHATES FOR THE TREATMENT OF SWIMMING POOL WATER AND DOMESTIC AND COMMERCIAL WATER SUPPLIES | EXPIRED | Jun 12, 1954 |
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 |
|---|---|---|---|
| Sep 1, 1998 | EXRG | EXPIRED SEC. 9 | — |
| Nov 26, 1977 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |