SIGMA Trademark
Serial Number: 71590106 • Registration: 0536253
SIGMA is a trademark filed by
SIGMA INSTRUMENTS, INCORPORATED
on December 29, 1949. 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The application is currently no longer active.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
December 29, 1949
Registration Date
January 9, 1951
Filing History
EXPIRED SEC. 9
Nov 3, 1992 EXRG
EXPIRED SEC. 9
Nov 3, 1992 EXRG
EXPIRED SEC. 9
Nov 3, 1992 EXRG
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Jan 9, 1971 REN1
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Jan 9, 1971 REN1
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Jan 9, 1971 REN1
