HAWLE Armaturen GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
E03B INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER 112
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 164
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
F16P SAFETY DEVICES IN GENERAL110
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 113
 
  
 
F24D DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR 119
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9222590 Ventilating and evacuating valve for conduit pipes and/or bracesSep 07, 12Dec 29, 15[F16K, F16L, F16P, F17D, G05D, E03B, F24D, F01D]
7921868 Airing and venting elements for pipes and fittingsApr 02, 08Apr 12, 11[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0026,406 CASING FOR A VENTILATING AND EVACUATING VALVE FOR PIPE LINES AND/OR FITTINGSAbandonedJul 23, 08Jan 29, 09[F16K]

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