PSL Trademark
PSL is a USPTO trademark filed by PHARMACIA & UPJOHN COMPANY. Status: Cancelled.
Trademark Facts
| Mark | PSL |
|---|---|
| Serial Number | 73827867 |
| Registration Number | 1616134 |
| Status | Cancelled |
| Filing Date | 1989-09-26 |
| Registration Date | 1990-10-02 |
| Mark Type | Word |
| Nice Classes | 041 (Education & Entertainment) |
| Owner | PHARMACIA & UPJOHN COMPANY |
| Attorney of Record | ROBERT J MEISENHELDER |
| Prosecution Events | 10 |
| Latest Event | CAEX on 2001-10-14 |