SIGMA Trademark

Serial Number: 72153221 • Registration: 0788972

SIGMA is a trademark filed by SIGMA INSTRUMENTS, INC. on September 14, 1962. The trademark is classified under Class 9 (Computers & Electronics). The application is currently no longer active.

Trademark Classes

9

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

September 14, 1962

Registration Date

May 4, 1965

Goods & Services

ELECTRICAL TESTING AND MEASURING EQUIPMENT-NAMELY, ELECTRICAL AND MAGNETIC PICK-CK-UP EQUIPMENT FOR TESTING POWER LINES, INDICATING ELECTRICAL COUNTERS, ] RELAY TEST SETS, [ AUTOMATIC TEMPERATURE CONTROLLERS AND INDICATING AND MEASURING SYSTEMS FOR POWER LINES ]

ELECTROMECHANICAL RELAYS, REED RELAYS, ELECTROMECHANICAL MAGNETICALLY LATCHING RELAYS, [ ACOUSTICAL SWITCHES, ] STEPPING MOTORS, STEPPING MOTOR DRIVES, [ STEPPING MOTOR SWITCH COMBINATIONS, ] MAGNETIC AMPLIFIERS, PHOTO RELAYS, LIGHT SOURCES FOR PHOTO RELAYS, [ TRANSISTOR AMPLIFIERS, ] SERVO-MECHANISMS, [ TRANSFORMERS AND RECTIFIERS ASSEMBLIES ]