USPTO serial 71517922
ROTRON
Reviewed by CopyMark Law Group
Reg. 0439224Status 900
- Filing date
- Status date
- Registration date
- Jun 8, 1948
- 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 | COOLING APPARATUS FOR COOLING ELECTRONIC VACUUM TUBES, THE APPARATUS BEING COMPRISED OF COOLING JACKETS, ELECTRIC SWITCHES, BLOWERS, FANS, AND ELECTRIC MOTORS, AND FOR THE SAID COOLING JACKETS, ELECTRIC SWITCHES, BLOWERS, FANS, AND ELECTRIC MOTORS | EXPIRED | Feb 12, 1947 |
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 | — |
| Jun 8, 1968 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |