QTROL Trademark
Serial Number: 74398557 • Registration: 1826232
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
June 7, 1993
Registration Date
March 15, 1994
First Use Anywhere
June 1, 1993
First Use in Commerce
June 1, 1993
Published for Opposition
December 21, 1993
Cancellation Date
April 28, 2001
Goods & Services
continuous on-line computerized process control for controlling vacuum deposition process