DUO-VOLT Trademark

Serial Number: 72157413 • Registration: 0752426

DUO-VOLT is a trademark filed by SIGMA INSTRUMENTS, INC. on November 16, 1962. The trademark is classified under Class 9 (Computers & Electronics). The application is currently no longer active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

SIGMA INSTRUMENTS, INC. (33 trademarks)

Entity Type: 03

Trademark Details

Filing Date

November 16, 1962

Registration Date

July 9, 1963

First Use Anywhere

June 1, 1962

First Use in Commerce

June 1, 1962

Cancellation Date

April 10, 2004

Goods & Services

Photo-Electric Light Control Switches

Filing History

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

Apr 10, 2004 CAEX

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jul 9, 1983 REN1

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