USPTO serial 71357523
RUSTOSCALE
Reviewed by CopyMark Law Group
Reg. 0322889Status 900
- Filing date
- Status date
- Registration date
- Mar 26, 1935
- 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 | PREPARATION FOR THE TREATMENT OF WATER USED IN BOILERS FOR POWER PLANTS, HEATING SYSTEMS, AND HOT WATER SUPPLY BOILERS AND HEATING UNITS AND DESIGNED TO ELIMINATE SCALE, RUST, CONGESTION, CORROSION AND PITTING IN BOILERS, TANKS AND SYSTEMS | EXPIRED | Sep 29, 1928 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jan 2, 1996 | EXRG | EXPIRED SEC. 9 | — |
| Mar 26, 1975 | REN2 | REGISTERED AND RENEWED (SECOND RENEWAL - 20 YRS) | — |