23 LENS COATING UNIT COMPRISING A LENS HOLDER VACUUM CHAMBER, CRUCIBLE, ELECTRODES, COOLING WATER CHAMBER, VACUUM PUMP AND MECHANICAL PUMP, SOLD AS A UNIT
Trademark Events
Nov 9, 1994
Expired Sec. 9
Feb 7, 1994
Post Registration Action Mailed - Sec. 9
Nov 19, 1993
Registered - Sec. 9 Filed/Check Record For Sec. 8
Feb 27, 1979
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.