OPRAGEN Trademark
Serial Number: 73321644 • Registration: 1538829
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
July 28, 1981
Registration Date
May 16, 1989
First Use Anywhere
May 21, 1981
First Use in Commerce
May 21, 1981
Published for Opposition
February 21, 1989
Cancellation Date
November 20, 1995