USPTO serial 72156943
DURICON
Reviewed by CopyMark Law Group
Reg. 0772718Status 900
- Filing date
- Status date
- Registration date
- Jul 7, 1964
- Examiner
- —
- Law office
- FILE DESTROYED
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 |
|---|---|---|---|
| 021 | DIELECTRIC FLUIDS USED TO FORM AN INSULATION FILM ON THE SURFACE OF ELECTRICAL CONDUCTORS OR INSULATING MATERIALS, AND ALSO USED AS AN ADDITIVE TO INSULATION COMPOUNDS TO ENHANCE ELECTRICAL CHARACTERISTICS | EXPIRED | Nov 1, 1962 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 7, 1984 | EXRG | EXPIRED SEC. 9 | — |