Acutherm, Ltd.

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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 639
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6857577 Thermally powered VAV diffuser and control assemblyMar 01, 04Feb 22, 05[F24F]
6736326 Thermally powered VAV diffuser and control assemblyFeb 01, 02May 18, 04[F24F]
6581847 Variable-air-volume diffuser, actuator assembly and methodApr 26, 01Jun 24, 03[G05D, F24F]
6250560 Variable-air-volume diffuser actuator assembly and methodDec 21, 98Jun 26, 01[F24F]
6241156 Process and apparatus for individual adjustment of an operating parameter of a plurality of environmental control devices through a global computer networkAug 18, 00Jun 05, 01[G01M, G05B]
6220518 Process and apparatus for individual adjustment of the temperature set points of a plurality of VAV devicesMay 13, 99Apr 24, 01[G05D, F24F]
RE30953 Thermally actuated diffuserJan 29, 81Jun 01, 82[F24F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6338437 Process and apparatus for individual adjustment of the temperature set points of a plurality of VAV devices through a network serverExpiredFeb 01, 00Jan 15, 02[G05D, F24F]
5860592 Variable-air-volume diffuser with independent ventilation air assembly and methodExpiredJul 07, 97Jan 19, 99[F24F]
5673851 Variable-air-volume diffuser with induction air assembly and methodExpiredDec 11, 95Oct 07, 97[F24F]
5366149 Method and apparatus for converting a fixed-opening air diffuser to an individually-controlled variable air volume diffuserExpiredDec 06, 93Nov 22, 94[F24F]
5297326 Method and apparatus for converting a fixed-opening air diffuser to an individually-controlled variable air volume diffuserExpiredApr 26, 93Mar 29, 94[F24F]
4821955 Thermally-powered active master and passive satellite air diffuser systemExpiredJan 29, 88Apr 18, 89[F24F]
4523713 Thermally actuated diffuserExpiredJan 20, 83Jun 18, 85[F24F]
4515069 Change-over diffuserExpiredJan 20, 84May 07, 85[F24F]
4509678 Thermally-powered control mechanismExpiredFeb 01, 84Apr 09, 85[F24F]
4491270 Thermally actuated diffuserExpiredJan 20, 83Jan 01, 85[F24F]
4375224 Air conditioning control equipmentExpiredJan 21, 81Mar 01, 83[F16K]

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