SWITCH MATERIALS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 18115
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 13192
 
  
 
G02C SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES 841
 
  
 
C07D HETEROCYCLIC COMPOUNDS 4158
 
  
 
E06B FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES 441
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 354
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 3130
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR293
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 2149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0355,901 PHOTOCHROMIC-ELECTROCHROMIC COMPOSITIONSNov 17, 15Dec 14, 17[C09K, G02B, G02F]
2015/0036,204 OPTICAL FILTER WITH LIGHT SOURCEFeb 22, 13Feb 05, 15[G02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921421 Optical filter comprising a variable transmittance layerJan 18, 17Mar 20, 18[B60J, E06B, G02B, G02C, G02F, B32B]
9910301 Switchable optical filter apparatus with lightFeb 22, 13Mar 06, 18[G02B, G02C, G02F]
9864252 Variable transmittance optical filter and uses thereofNov 16, 15Jan 09, 18[B60J, G02B, H01R, G02C, G02F]
9810963 Seal and seal system for a layered deviceMar 06, 14Nov 07, 17[B23K, G02F]
9594285 System and method for controlling an optical filter assemblyApr 18, 13Mar 14, 17[E06B, G02B, G02F]
9588358 Optical filter comprising a variable transmittance layerMay 29, 13Mar 07, 17[B60J, E06B, G02B, G02C, G02F, B32B]
9568799 Variable transmittance optical filter with substantially co-planar electrode systemNov 04, 15Feb 14, 17[G09G, E06B, G02B, G02C, G02F]
9235099 Variable transmittance optical filter and uses thereofAug 14, 14Jan 12, 16[G02B, H01R, G02C, G02F]
9227986 Diarylethene compounds and uses thereofSep 28, 12Jan 05, 16[C09K, C07D, G02B]
9176357 Variable transmittance optical devicesDec 15, 11Nov 03, 15[B60J, G09G, G02B, G02C, G02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0271,811 VARIABLE TRANSMITTANCE OPTICAL FILTER WITH SUBSTANTIALLY CO-PLANAR ELECTRODE SYSTEMAbandonedDec 15, 11Oct 17, 13[G02F]

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