WALBRO CORPORATION OF DELAWARE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6640770 Evaporative emission control apparatus for a combustion engineOct 04, 01Nov 04, 03[F02B]
D426044 DrumJun 08, 98May 30, 00[0902]
D395118 Drum combined with a coverMar 05, 96Jun 09, 98[0902]
5573118 Nestable open head drumMar 05, 96Nov 12, 96[B65D]
5080069 Fuel rail with internal filterFeb 22, 91Jan 14, 92[F02M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6561495 Carburetor fuel priming pump with integral fuel bowl drainExpiredOct 03, 01May 13, 03[F02M]
6431527 Rotary throttle valve carburetorExpiredNov 02, 00Aug 13, 02[F02M]
6378846 Carburetor with adjustable flow rate throttle leverExpiredJun 12, 00Apr 30, 02[F02M]
5709822 Fuel regulating mechanism for a rotary throttle valve type carburetorExpiredJul 17, 96Jan 20, 98[F02M]
5704338 Flywheel magneto generatorExpiredJan 06, 97Jan 06, 98[F02P]
5682857 Fuel rail mounting clipExpiredOct 01, 96Nov 04, 97[F02M]
5571003 Fuel pump with and method to modulate vapor purge port pressure pulsesExpiredJun 13, 95Nov 05, 96[F04C]
5507084 Removal toolExpiredDec 19, 94Apr 16, 96[B23P]
5458104 Demand fuel pressure regulatorExpiredJan 14, 94Oct 17, 95[F02M]
5402909 Drum for storing and dispensing liquidsExpiredJun 09, 94Apr 04, 95[B65D]
5375633 System for controlling the release of fuel vapors from a vehicle fuel tankExpiredMar 06, 90Dec 27, 94[B65B]
5361742 Fuel pump manifoldExpiredFeb 08, 93Nov 08, 94[F02M]
5351548 Capacitive pressure sensorExpiredDec 02, 92Oct 04, 94[G01M, G01L]
5337718 Electronic fuel injection system with heat-pressure responseExpiredNov 30, 93Aug 16, 94[F02M]
5248223 Fuel pump with anti-reversion inletExpiredJun 09, 92Sep 28, 93[F04D]
5131439 System for controlling the release of fuel vapors from a vehicle fuel tankExpiredOct 23, 91Jul 21, 92[B65D]
5106277 Drive connection for fuel pump rotorExpiredAug 21, 90Apr 21, 92[F04B]
5096391 In-tank fuel reservoir with integral fill pumpExpiredNov 08, 90Mar 17, 92[F04B]
5052359 Automatic engine fuel enrichment and ignition advance angle control systemExpiredJul 26, 89Oct 01, 91[F02P, F02D]
5001934 Solid state pressure sensorExpiredJan 02, 90Mar 26, 91[G01L]

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