QUARKSTAR LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 5557
 
  
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 2830
 
  
 
F21K LIGHT SOURCES NOT OTHERWISE PROVIDED FOR2418
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 23339
 
  
 
F21Y INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L, F21S and F21V, RELATING TO THE FORM OF THE LIGHT SOURCES 1917
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 16189
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 11100
 
  
 
2699 MISCELLANEOUS230
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0048,945 Dimmable Lighting Devices and Methods for Dimming SameMay 16, 16Feb 16, 17[H05B]
2017/0010,401 LUMINAIRE MODULE HAVING A LIGHT GUIDE WITH A REDIRECTING END-FACEJan 26, 15Jan 12, 17[F21V]
2016/0333,578 DIVIDERS FOR DEFINING AND ILLUMINATING WORKSPACESJan 29, 15Nov 17, 16[F21V, E04B]
2016/0161,064 Solid State Light Sheet Having Wide Support Substrate and Narrow Strips Enclosing LED Dies in SeriesSep 01, 15Jun 09, 16[F21K]
2016/0109,645 Illumination Devices Including Multiple Light Emitting ElementsDec 21, 15Apr 21, 16[F21V, G02B]
2016/0062,032 Illumination Devices Including Multiple Light Emitting ElementsJul 10, 15Mar 03, 16[F21V, G02B]
2016/0035,949 Color Tuning of Light-Emitting DevicesMar 14, 14Feb 04, 16[H01L, H05B]
2015/0333,234 Method and Apparatus for Coupling Light-Emitting Elements with Light-Converting MaterialMay 15, 15Nov 19, 15[H01L]
2015/0003,059 Light-Emitting Devices Providing Asymmetrical Propagation of LightNov 23, 12Jan 01, 15[F21V]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915410 Light-emitting devices with reflective elementsSep 12, 13Mar 13, 18[F21V, F21Y, F21K, G02B]
9913339 Dimmable lighting devices and methods for dimming sameMay 16, 16Mar 06, 18[H05B]
9891371 Light guide illumination device for direct-indirect illuminationJan 25, 17Feb 13, 18[F21V, F21Y, F21K, G02B, F21S]
9863605 Light-emitting devices providing asymmetrical propagation of lightNov 23, 12Jan 09, 18[F21V, H01L, F21K, G02B]
9846272 Illumination systems providing direct and indirect illuminationSep 12, 13Dec 19, 17[F21V, H01L, F21Y, F21K, G02B, F21S]
9822948 Solid state illumination devices including spatially-extended light sources and reflectorsSep 12, 13Nov 21, 17[F21V, F21Y, F21K, F21S]
9752757 Light-emitting device with light guide for two way illuminationJan 31, 14Sep 05, 17[F21V, F21Y, F21K, G02B]
9746173 Illumination devices including enclosure panels with luminaire modulesSep 12, 13Aug 29, 17[F21V, F21W, F21Y, F21S]
9733414 Illumination system based on active and passive illumination devicesFeb 07, 14Aug 15, 17[F21V, F21Y, F21S]
9683710 Illumination device with multi-color light-emitting elementsMar 07, 14Jun 20, 17[F21V, H01L, H05B, F21Y, F21K]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0130,930 Nearly Index-Matched Luminescent Glass-Phosphor Composites for Photonic ApplicationsAbandonedAug 12, 16May 11, 17[C09K, F21V, C03C, F21K]
9488323 Solid state lamp using light emitting stripsWithdrawnOct 30, 15Nov 08, 16[F21V, H01L, F21Y, F21K, F21S]
2014/0328,058 Solid State Lamp Using Light Emitting StripsAbandonedJul 17, 14Nov 06, 14[F21K]
2014/0306,250 SOLID-STATE LIGHTING DEVICE AND METHOD OF MANUFACTURING SAMEAbandonedNov 30, 12Oct 16, 14[H01L]
2014/0160,724 Fabrication of Light-Emitting DevicesAbandonedFeb 11, 14Jun 12, 14[F21V]
2014/0158,394 Electrical Junction Adapter for Luminaire FixturesAbandonedOct 23, 13Jun 12, 14[H05K]
2013/0214,300 Solid State Light Sheet Having Wide Support Substrate and Narrow Strips Enclosing LED Dies in SeriesAbandonedDec 28, 12Aug 22, 13[H01L]
2012/0268,931 Solid State Bidirectional Light Sheet for General IlluminationAbandonedJun 29, 12Oct 25, 12[F21V, F21S]
2012/0268,932 Solid State Bidirectional Light Sheet for General IlluminationAbandonedJun 29, 12Oct 25, 12[F21V]
2010/0263,723 Nearly Index-Matched Luminescent Glass-Phosphor Composites For Photonic ApplicationsAbandonedJul 21, 08Oct 21, 10[H01J, C09K, H01L]

Top Inventors for This Owner

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