72361760 - SIGMA

Information

  • Trademark
  • 72361760
  • Serial Number
    72361760
  • Registration Number
    938083
  • Filing Date
    June 04, 1970
    54 years ago
  • Registration Date
    July 18, 1972
    52 years ago
  • Transaction Date
    October 24, 2004
    20 years ago
  • Status Date
    April 26, 1993
    31 years ago
  • First Use Anywhere Date
    May 17, 1967
    57 years ago
  • First Use In Commerce Date
    May 17, 1967
    57 years ago
Mark Drawing Code
1000
Mark Identification
SIGMA
Case File Statements
  • GS0261: PROTECTIVE AND CONTROLLING SYSTEMS FOR POWER LINES-NAMELY, VOLTAGE SENSING CAPACITOR CONTROLS, CURRENT SENSING CAPACITOR CONTROLS, POWER FACTOR SENSING CAPACITOR CONTROLS, OVERCURRENT CONTROLS, MONITORING INSTRUMENTS FOR VOLTAGE CURRENT AND POWER FACTOR; MEASURING, INDICATING AND CONTROLLING INSTRUMENTS-NAMELY, CONTROL PYROMETERS, ELECTRONIC CONTROL METERS, ELECTRONIC SET-POINT CONTROLS, MULTIPOINT CONTROLLERS, DIGITAL METERS, WARNING FLAG MECHANISMS, MULTI-TESTER METERS, PANEL METERS, METER RELAYS AND DIGITAL CONTROL SYSTEMS
Case File Event Statements
  • 4/26/1993 - 31 years ago
    2 - EXPIRED SEC. 9 Type: EXRG
  • 9/6/1977 - 47 years ago
    1 - REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. Type: C15A