POROTRON Trademark
Serial Number: 72186561 • Registration: 0787773
POROTRON is a trademark filed by
APPARATUS CONTROLS
on February 12, 1964. The trademark is classified under Class 7 (Machinery).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
February 12, 1964
Registration Date
April 6, 1965
First Use Anywhere
October 1, 1963
First Use in Commerce
January 21, 1964
Filing History
EXPIRED SEC. 9
Jul 6, 1985 EXRG
EXPIRED SEC. 9
Jul 6, 1985 EXRG
EXPIRED SEC. 9
Jul 6, 1985 EXRG
EXPIRED SEC. 9
Jul 6, 1985 EXRG
EXPIRED SEC. 9
Jul 6, 1985 EXRG