USPTO serial 72229468
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 |
|---|---|---|---|
| 050 | LIQUID IMPERMEABLE SHEETS FOR USE AS LINERS FOR VARIOUS APPLICATIONS SUCH AS LINING PONDS, PITS AND RESERVOIRS, AND BUILDING FOUNDATIONS TO PREVENT PASSAGE OF LIQUID THROUGH THE LINER | EXPIRED | Sep 20, 1965 |
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 |
|---|---|---|---|
| Jan 26, 1989 | EXRG | EXPIRED SEC. 9 | — |