SPRAGUE DEVICES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR331
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 262
 
  
 
A01G HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS, OR SEAWEED; FORESTRY; WATERING 131
 
  
 
B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES142
 
  
 
B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES 156
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 144
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6206299 Traction enhancing deployment systemApr 16, 99Mar 27, 01[A01G]
6199773 Fluid and air nozzle for headlight cleaningNov 29, 99Mar 13, 01[B05B, B60S]
6166657 Imminent icing condition enunciatorJul 06, 98Dec 26, 00[G08G]
6147466 Synchronization system for motorsDec 30, 98Nov 14, 00[H02P, B60S]
5796344 Imminent icing condition enunciatorFeb 02, 96Aug 18, 98[G08B]
5657929 Air-liquid system for cleaning vehicle headlight lens and similar surfacesJan 05, 96Aug 19, 97[B05B]
5637927 Device for switching control of vehicle accessories between vehicle control stationsApr 05, 96Jun 10, 97[H04Q]
5634235 Windshield wiper assembly with arm head retaining meansJul 19, 96Jun 03, 97[B60S]
5551232 Windshield washer control systemDec 01, 94Sep 03, 96[B60J, F16D]
5427012 Electronically controlled fluid powered motorFeb 25, 94Jun 27, 95[F15B, F01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6554210 Fluid and air nozzle and method for cleaning vehicle lensesExpiredMar 12, 01Apr 29, 03[B05B, A01G]
6378187 Magnetic spring alignment and handling systemExpiredMar 30, 00Apr 30, 02[B25B]
4880031 Heater and air conditioning control systemExpiredApr 27, 88Nov 14, 89[B60H]
4708053 Reciprocating piston fluid powered motorExpiredNov 13, 85Nov 24, 87[F01L]
4303088 Pneumatic valve and regulator assemblyExpiredJun 07, 79Dec 01, 81[F16K]
4281588 Reciprocating piston fluid powered motorExpiredJun 18, 79Aug 04, 81[F01L, F01B, F16J]
4245369 Straight sweep windshield wiperExpiredJul 02, 79Jan 20, 81[B60S]

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