DIFFERENTIAL
DEAD
Serial Number
72381638
Owner
SCIENCE SPECTRUM, INC.First Use Date
Feb 16, 1970
Filing Date
Jan 21, 1971
DIFFERENTIAL Trademark
Serial Number: 72381638 • Registration: 0969592
DIFFERENTIAL is a trademark filed by
SCIENCE SPECTRUM, INC.
on January 21, 1971. The trademark is classified under Class 9 (Computers & Electronics).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
January 21, 1971
Registration Date
October 2, 1973
First Use Anywhere
February 16, 1970
First Use in Commerce
June 2, 1970
Filing History
EXPIRED SEC. 9
Jul 11, 1994 EXRG
EXPIRED SEC. 9
Jul 11, 1994 EXRG
REGISTERED - SEC. 8 (6-YR) ACCEPTED
Jul 23, 1979 8.OK
REGISTERED - SEC. 8 (6-YR) ACCEPTED
Jul 23, 1979 8.OK
