IN OR ABOUT 1962, AS TO "PISITROL." IN OR ABOUT 1962, AS TO "PISITROL." THE DESIGN OF THE TRADEMARK MAY BE CHARACTERIZED AS A SCHEMATIC HYDRAULIC PISTON AND CHAMBER WITH A CONDUIT FORMING AN ADJOINING STYLIZED "P."
Trademark Events
Nov 15, 1993
Expired Sec. 9
Jun 27, 1978
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.