USPTO serial 72227671
CONTRA-FLOW
Reviewed by CopyMark Law Group
Reg. 0814423Status 900
- Filing date
- Status date
- Registration date
- Sep 6, 1966
- 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 |
|---|---|---|---|
| 023 | SPECIALIZED AND AUTOMATIC TEMPERATURE CONTROL SYSTEM ADAPTED FOR USE WITH A PLASTIC EXTRUDING MACHINE FEATURING BARREL SECTIONS OR JACKETS ENABLING THE SYSTEM TO HANDLE HEAT REMOVAL THROUGH EFFICIENT CONTROL OF VARYING TEMPERATURES | EXPIRED | Oct 7, 1964 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jan 18, 1989 | EXRG | EXPIRED SEC. 9 | — |