R4 VENTURES LLC

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 540
 
 
 
F28C HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION 53
 
 
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 343
 
 
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 266
 
 
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0010,009 Advanced Multi-Purpose Multistage Evaporative Cold Water/Cold Air Generating and Supply SystemOct 13, 14Jan 12, 17[F28C, F24F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9445530 Real-time individual electronic enclosure cooling systemOct 13, 14Sep 13, 16[F25D, H05K]
8899061 Advanced multi-purpose, multi-stage evaporative cold water/cold air generating and supply systemSep 22, 12Dec 02, 14[F28F, F25D, F24F, F28C]
8857204 Real time individual electronic enclosure cooling systemJan 23, 13Oct 14, 14[F25D, H05K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0010,029 Multi Purpose Multistage Evaporative Cold Water and Cold Air Generating and Supply SystemAbandonedOct 13, 14Jan 12, 17[F28C, F24F, F25B]

Top Inventors for This Owner

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