PHOSPHORTECH CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
F21K LIGHT SOURCES NOT OTHERWISE PROVIDED FOR139
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9644817 Phosphor sheetsFeb 05, 14May 09, 17[C09K, F21V, H01L, F21Y, F21K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7112921 Light emitting device having selenium-based fluorescent phosphorExpiredMar 15, 04Sep 26, 06[H05B]
7109648 Light emitting device having thio-selenide fluorescent phosphorExpiredMar 15, 04Sep 19, 06[H05B]
2006/0082,288 Light emitting devices with mixed phosphorsAbandonedNov 01, 05Apr 20, 06[H01L]
6987353 Light emitting device having sulfoselenide fluorescent phosphorExpiredSep 15, 03Jan 17, 06[H01B]
6982045 Light emitting device having silicate fluorescent phosphorExpiredJul 28, 03Jan 03, 06[C09K]
2005/0156,510 Device and method for emitting output light using group IIB element selenide-based and group IIA element gallium sulfide-based phosphor materialsAbandonedJan 21, 04Jul 21, 05[H05B]

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