PHOENIX CONTROLS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 454
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 342
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 126
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6960126 Wireless communication for fume hood controlOct 10, 02Nov 01, 05[B08B]
6914532 Method and apparatus for alarm verification in a ventilation systemJul 30, 03Jul 05, 05[G08B]
6609967 Methods and apparatus for recirculating air in a controlled ventilated environmentDec 11, 00Aug 26, 03[F24F]
6116375 Acoustic resonatorNov 16, 95Sep 12, 00[E04F]
5831848 Distributed environmental process control systemNov 17, 95Nov 03, 98[G05B]
5545086 Air flow control for pressurized room facilityAug 18, 94Aug 13, 96[F24F]
5435779 Precision gas flow control by use of coarse and fine control elementsNov 02, 93Jul 25, 95[B08B]
5406073 System for detecting a movable entity within a selected spaceJan 25, 93Apr 11, 95[G01V]
5385505 Pressure maintenance system for substantially sealed spaceJul 02, 93Jan 31, 95[F24F]
5304093 Method and apparatus for controlling a fluid flow valveJan 17, 92Apr 19, 94[B08B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6137403 Sash sensor and method of sensing a sash using an array of multiplexed elementsExpiredDec 10, 98Oct 24, 00[G08B]
5117746 Fume hood sash sensing apparatusExpiredJul 02, 90Jun 02, 92[E08B]
4893551 Fume hood sash sensing apparatusExpiredMay 19, 88Jan 16, 90[B08B]
4773311 Make up air controller for use with fume hood systemsExpiredNov 24, 86Sep 27, 88[B05B]
4706553 Fume hood controllerExpiredMay 08, 85Nov 17, 87[B08B]
4528898 Fume hood controllerExpiredMar 05, 84Jul 16, 85[F24F]
4400655 Self generative variable speed induction motor driveExpiredMay 11, 81Aug 23, 83[H02P]
4215627 Energy conserving laboratory hood systemExpiredDec 29, 78Aug 05, 80[F23J]

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