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The US trademark DOPE-SIL was filed as Word mark on 08/29/1963 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/16/1964.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 72176260 |
| Register number | 771368 |
| Application date | August 29, 1963 |
| Entry date | June 16, 1964 |
Trademark owner
SOUTH Saginaw ROAd
Midland
US
Midland
US
goods and services
1
Hyper-Pure Silicone Pellets Containing Measured Amounts of Various Other Chemical Elements Such as Phosphorus or Boron and which Are Used by Melting to Add Measured Amounts of Said Other Chemical Elements into Hyper-Pure Silicon Crystals
ID: 1372176260