ROTRON Trademark
ROTRON is a USPTO trademark filed by J. CONSTANT VAN RIJN. Status: Expired.
Trademark Facts
| Mark | ROTRON |
|---|---|
| Serial Number | 71517922 |
| Registration Number | 0439224 |
| Status | Expired |
| Filing Date | 1947-02-21 |
| Registration Date | 1948-06-08 |
| Mark Type | Word |
| Nice Classes | 011 (HVAC & Lighting), 021 (Housewares) |
| Owner | J. CONSTANT VAN RIJN |
| Prosecution Events | 2 |
| Latest Event | EXRG on 1992-11-03 |
Goods & Services
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