USPTO serial 71377876
KEYSTONE
Reviewed by CopyMark Law Group
Reg. 0338853Status 900
- Filing date
- Status date
- Registration date
- Sep 15, 1936
- Examiner
- —
- Law office
- FILE REPOSITORY (FRANCONIA)
What this means
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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Owner
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 012 | SEALING COMPOUND FOR USE IN CONNECTION WITH PIPE JOINTS, GASKET JOINTS, SCREW THREADS, AND SIMILAR CONNECTED ELEMENTS | EXPIRED | Apr 24, 1936 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jun 23, 1997 | EXRG | EXPIRED SEC. 9 | — |
| Sep 15, 1976 | REN2 | REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS) | — |