COPELAND CORPORATION LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 662
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 458
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING370
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 145
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7917334 Compressor performance calculatorOct 10, 08Mar 29, 11[G06F]
7451061 Compressor performance calculatorJan 26, 05Nov 11, 08[F04B]
7010926 Condensing unit performance simulator and methodAug 17, 04Mar 14, 06[F25B]
6928389 Compressor performance calculatorOct 04, 02Aug 09, 05[G06F]
6823891 Compressor suction reed valveFeb 25, 03Nov 30, 04[F16K]
6775995 Condensing unit performance simulator and methodMay 13, 03Aug 17, 04[F25B]
6745584 Digital scroll condensing unit controllerOct 15, 02Jun 08, 04[F25B]
6615598 Scroll machine with liquid injectionMar 26, 02Sep 09, 03[F25B]
6616415 Fuel gas compression systemMar 26, 02Sep 09, 03[F04B]
6601397 Digital scroll condensing unit controllerMar 16, 01Aug 05, 03[F25D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6044862 Compressor reed valveExpiredFeb 16, 99Apr 04, 00[F16K]
5875638 Refrigerant recovery systemExpiredMar 23, 95Mar 02, 99[F25B]
5660054 Condensing unit enclosureExpiredOct 24, 95Aug 26, 97[A47B, F25D, A47F]
5548966 Refrigerant recovery systemExpiredJun 07, 95Aug 27, 96[F25B]
5511387 Refrigerant recovery systemExpiredJan 17, 95Apr 30, 96[F25B]
5090873 Crankcase oil separatorExpiredDec 18, 89Feb 25, 92[F04B]
5049040 Compressor capacity modulationExpiredOct 12, 89Sep 17, 91[F04B]
5040953 Mounting systemExpiredAug 03, 90Aug 20, 91[F04B]
4974427 Compressor system with demand coolingExpiredOct 17, 89Dec 04, 90[F25B]

Top Inventors for This Owner

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