LENNOX MANUFACTURING INC.

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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 860
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 522
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 343
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 398
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 381
 
  
 
B01D SEPARATION 2132
 
  
 
F23D BURNERS 230
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR265

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8769979 Apparatus and method for draining condensateApr 03, 08Jul 08, 14[F25D, F24F]
8713697 Apparatus and method for storing event information for an HVAC systemJul 09, 08Apr 29, 14[G05B, G06F]
8544288 Dehumidification enhancement via blower controlOct 02, 06Oct 01, 13[F25B, F25D]
7959699 Collapsible filter with folding armsSep 20, 07Jun 14, 11[B01D]
7950631 Water distribution trayOct 22, 07May 31, 11[B01F]
7909488 Lamp holderSep 23, 08Mar 22, 11[F21V]
7850390 Frame with self-locking jointMar 03, 06Dec 14, 10[F16B, B65D]
7840311 Method and apparatus for configuring a communicating environmental conditioning networkSep 14, 09Nov 23, 10[G01M, G05B, F23N, G05D]
7823404 Air conditioning system with variable condenser reheat and refrigerant flow sequencerDec 15, 06Nov 02, 10[F16K, F25B]
7794312 Enclosure cover and method for making an enclosure coverOct 07, 05Sep 14, 10[F24F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0211,546 System and method to backup data about devices in a networkAbandonedFeb 13, 09Aug 19, 10[G06F]
2010/0106,329 APPARATUS AND METHOD FOR CONTROLLING AN ENVIRONMENTAL CONDITIONING SYSTEMAbandonedOct 27, 08Apr 29, 10[G05B]
2010/0050,075 DISPLAY APPARATUS AND METHOD FOR A CONTROL UNIT FOR AN ENVIRONMENTAL CONTROL SYSTEMAbandonedAug 22, 08Feb 25, 10[G06F]
2010/0050,108 DISPLAY APPARATUS AND METHOD FOR ENTERING A REMINDER IN A CONTROL UNIT FOR AN ENVIRONMENTAL CONTROL SYSTEMAbandonedAug 22, 08Feb 25, 10[G06F]
2009/0098,496 HEAT EXCHANGER WITH NOX-REDUCING TRIANGLEAbandonedOct 16, 07Apr 16, 09[F23C, B21D]
2008/0190,131 METHOD AND APPARATUS FOR REMOVING ICE FROM OUTDOOR HOUSING FOR AN ENVIRONMENTAL CONDITIONING UNITAbandonedFeb 09, 07Aug 14, 08[F25B, F25D]
2008/0190,772 APPARATUS AND METHOD FOR REMOVING PARTICLES FROM AIRAbandonedFeb 09, 07Aug 14, 08[B01D]
2008/0182,506 METHOD FOR CONTROLLING MULTIPLE INDOOR AIR QUALITY PARAMETERSAbandonedJan 29, 07Jul 31, 08[F24F]
2008/0035,635 EQUIPMENT CABINETAbandonedAug 10, 06Feb 14, 08[B65D]
2007/0164,088 Brazing process for stainless steel heat exchangersAbandonedJan 18, 06Jul 19, 07[B23K]
2007/0089,873 3-D dimpled heat exchangerAbandonedOct 24, 05Apr 26, 07[F28F]
2006/0273,183 Method of dehumidifying an indoor space using outdoor airAbandonedJun 03, 05Dec 07, 06[F25B, F25D]
2006/0231,086 Distribution tee assemblyAbandonedApr 19, 05Oct 19, 06[F24H]
2005/0262,857 Apparatus and method for checking conditioning mode of a heat pump systemAbandonedMay 25, 04Dec 01, 05[F25B]
2005/0229,612 Compression cooling system and method for evaluating operation thereofAbandonedApr 19, 04Oct 20, 05[F25B, F25D]
6000424 Apparatus for expelling air from a liquid storage tankExpiredMay 29, 96Dec 14, 99[F16L]
5984198 Heat pump apparatus for heating liquidExpiredJun 09, 97Nov 16, 99[G05D, F25B]
5768091 Circuit breaker mounting bracketExpiredNov 21, 96Jun 16, 98[H02B]
5749355 Multi-position furnace with condensing heat exchangerExpiredAug 27, 96May 12, 98[F24H]
5682752 Refrigerant management control and method for a thermal energy storage systemExpiredJul 11, 95Nov 04, 97[F25D]

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