VF Trademark
Serial Number: 74307144 • Registration: 1765711
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
August 24, 1992
Registration Date
April 20, 1993
First Use Anywhere
April 12, 1990
First Use in Commerce
April 12, 1990
Published for Opposition
January 26, 1993
Cancellation Date
November 3, 2023
Goods & Services
scientific computer programs; namely, programs for application and display of vector fields
scientific books; namely, books on theory and application of vector fields