USPTO serial 72137952
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 |
|---|---|---|---|
| 031 | PREPARED AND UNPREPARED POWDERS, FIBERS, AND GRANULAR PARTICLES OF ORGANIC AND INORGANIC ORIGIN AS WELL AS MIXTURES OF ALL SUCH PARTICLES WITH EACH OTHER AND WITH COAL, EARTH, SAND, KIESELGUHR, FELT, VEGETABLE FIBERS, ARTIFICCIAL FIBERS, LINEN, PAPER, COTTON FOR FILTERING LIQUID, ALSO FILTERING LAYERS PRODUCED FROM THE ABOVE FILTERING MATERIALS AND THEIR DERIVATIVES | EXPIRED | โ |
CopyMark links this record to cited ยง2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
| Date | Code | Event | What it means |
|---|---|---|---|
| Sep 2, 1984 | EXRG | EXPIRED SEC. 9 | โ |