NORMALAIR-GARRETT (HOLDINGS) LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 3151
 
  
 
B01D SEPARATION 3131
 
  
 
A62B DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING 235
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 233
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
B03C MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS 120
 
  
 
B64C AEROPLANES; HELICOPTERS 173
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS167
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6688308 Method of testing an aircraft oxygen supply systemAug 20, 99Feb 10, 04[F16K, A62B, A61M]
6446445 Method of reducing the duration of the thermal stabilization phase of a liquefied gas converterJun 05, 99Sep 10, 02[F17C]
6203676 Ionic conduction deviceApr 16, 99Mar 20, 01[C25B, H01M]
6168113 Uplock assemblyFeb 04, 99Jan 02, 01[B64C]
6164084 Motor coolingOct 15, 98Dec 26, 00[H02K, F25D]
6077331 Molecular sieve type gas separation apparatus and methodAug 21, 98Jun 20, 00[B01D]
5902379 Oxygen generating deviceMay 15, 97May 11, 99[B01D]
5855762 Oxygen generating deviceOct 07, 96Jan 05, 99[B03C, C01B, C25B]
5643355 Oxygen generating deviceFeb 07, 96Jul 01, 97[B01D]
5542447 Aircrew breathing systemsJan 13, 95Aug 06, 96[F16K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6319305 Gas generating systemExpiredOct 25, 99Nov 20, 01[B01D]
6320287 Electric motorExpiredMar 30, 99Nov 20, 01[H02K]
6228019 Valve assemblyExpiredFeb 26, 99May 08, 01[B64D]
6217506 Method of controlling a fluidExpiredFeb 26, 99Apr 17, 01[G05D]
5620507 Canister for containing a bed of particlesExpiredJun 26, 95Apr 15, 97[B01D]
5426547 Cassette recorder with mechanism for ejecting tape upon power lossExpiredJul 21, 92Jun 20, 95[G11B]
5247926 Aircrew breathing gas regulatorsExpiredNov 26, 91Sep 28, 93[B64D]
5199423 Oxygen-rich gas breathing systems for passenger carrying aircraftExpiredFeb 06, 91Apr 06, 93[A62B]
5199426 Aircraft aircrew G-responsive valve system for controlling breathing gas and suit-inflationExpiredSep 18, 90Apr 06, 93[F16K, A62B, A61M]
5151166 Oxygen monitoring method and apparatusExpiredOct 01, 90Sep 29, 92[G01N]
5049038 Fluid compressorsExpiredOct 10, 90Sep 17, 91[F04B]
5020974 Fluid compressorsExpiredOct 31, 89Jun 04, 91[F04B]
5004485 Molecular sieve-type gas separation systemsExpiredMar 26, 90Apr 02, 91[B01D]
4974796 Sonobuoy dispensersExpiredFeb 06, 89Dec 04, 90[B64D]
4960119 Aircraft aircrew life support systemsExpiredMay 04, 89Oct 02, 90[A62B]
4928682 Aircraft on-board oxygen generating systemsExpiredOct 03, 88May 29, 90[A61M]
4919124 Aircraft aircrew life support systemsExpiredDec 12, 88Apr 24, 90[A61M]
4858606 Low pressure breathing regulators and breathing gas systems incorporating the sameExpiredOct 06, 87Aug 22, 89[A62B]
4823593 Flueric partial pressure sensorsExpiredDec 02, 87Apr 25, 89[G01N]
4783205 Aircraft on-board gas generating apparatusExpiredSep 22, 87Nov 08, 88[B01D]

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