USPTO serial 71333219
SPHERON
Reviewed by CopyMark Law Group
Reg. 0304537Status 900
- Filing date
- Status date
- Registration date
- Jul 11, 1933
- 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 |
|---|---|---|---|
| 006 | CARBON BLACK FOR USE IN THE MANUFACTURE OF RUBBER | EXPIRED | Dec 6, 1932 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 18, 1994 | EXRG | EXPIRED SEC. 9 | — |
| Jul 11, 1973 | REN2 | REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS) | — |