SIGMA ELECTRIC MANUFACTURING CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02G INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES 1336
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 3130
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
2605 LAMPS, STANDARD LAMPS, CHANDELIERS, WALL AND CEILING FIXTURES, LAMPSHADES, REFLECTORS, PHOTOGRAPHIC AND CINEMATOGRAPHIC PROJECTOR LAMPS132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0360,776 CONDUIT CONNECTORS AND METHODS FOR MAKING AND USING THE SAMEJun 05, 14Dec 11, 14[H02G]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9437959 Slim line while in use cover and methods for making and using the sameMar 07, 13Sep 06, 16[H01R, H02G]
9281671 Cast one-piece outlet boxOct 16, 14Mar 08, 16[H02G, H05K]
9263868 Integral boxSep 02, 09Feb 16, 16[H02G]
9231388 Conduit connector and method for making and using the sameAug 31, 12Jan 05, 16[H02G]
8901441 Conduit connector and methods for making and using the sameOct 06, 09Dec 02, 14[H02G]
8857039 Electrical box conduit connectors and methods for making and using the sameFeb 16, 11Oct 14, 14[H02G]
8803008 Conduit connector and methods for making and using the sameMar 01, 12Aug 12, 14[H01R, H02G]
8445778 Cable entry device for wiring boxesJun 15, 11May 21, 13[H02G]
8129634 Conduit connectorFeb 24, 09Mar 06, 12[H02G]
D641904 Outdoor light unitDec 23, 09Jul 19, 11[2605]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0265,309 EMT CONNECTOR AND METHODS FOR MAKING AND USING THE SAMEAbandonedMar 12, 14Sep 18, 14[H02G]
2012/0038,144 Fittings for Electrical ConduitsAbandonedAug 13, 10Feb 16, 12[F16L]
2011/0117,760 ELECTRICAL BOXAbandonedNov 04, 10May 19, 11[H01R]
2010/0265,715 Adjustable, Outdoor Light Unit, and Method for Making and Using the SameAbandonedApr 01, 10Oct 21, 10[F21V, H05K]
2010/0124,849 Electrical BoxAbandonedNov 17, 09May 20, 10[B23P, H01R]

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