HEI Trademark
HEI is a USPTO trademark filed by HEI, INC.. Status: Cancelled.
Trademark Facts
| Mark | HEI |
|---|---|
| Serial Number | 72322590 |
| Registration Number | 0886242 |
| Status | Cancelled |
| Filing Date | 1969-03-24 |
| Registration Date | 1970-02-17 |
| Mark Type | Stylized |
| Nice Classes | 009 (Electronics & Software), 021 (Housewares) |
| Owner | HEI, INC. |
| Prosecution Events | 8 |
| Latest Event | CAEX on 2016-04-01 |
Goods & Services
HYBRID ELECTRONIC CIRCUITS-NAMELY, PHOTO ARRAYS, PRE-AMPLIFIERS AND POWER AMPLIFIERS