USPTO serial 72264305
BI-RISTOR
Reviewed by CopyMark Law Group
Reg. 0851821Status 900
- Filing date
- Status date
- Registration date
- Jul 2, 1968
- 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 | VARIABLE POWER CONTROL APPARATUS-NAMELY, ELECTRIC CIRCUIT CONTROL UNITS OF THE SOLID STATE TYPE FOR CONTINUOUSLY VARIABLE ADJUSTMENT OF ELECTRIC POWER TO LOAD DEVICES, FOR USE IN CONNECTION WITH ELECTRIC LIGHTING, HEATING AND AIR CONDITIONING EQUIPMENT, ELECTRIC APPLIANCES, POWER TOOLS AND FLOOR SERVICE EQUIPMENT; PARTS OF SUCH CONTROL APPARATUS, AND ACCESSORIES USED THEREWITH | EXPIRED | Oct 17, 1966 |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |