JOHN CRANE UK LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS1139
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR265
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 164
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 158
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9476860 Component failure detection systemDec 02, 11Oct 25, 16[G01H, G01M, G01N, F16D]
9217508 SealsDec 12, 11Dec 22, 15[F16J]
8931783 Seal assembliesMay 06, 10Jan 13, 15[F16J]
8857818 Internally pressurized sealsMar 23, 09Oct 14, 14[F16J]
8715835 Tolerance stripsFeb 23, 10May 06, 14[B21D, F16J]
7001565 SealsJun 17, 03Feb 21, 06[B29C]
6905123 SealsJan 31, 03Jun 14, 05[F16J]
6708981 Seal assembliesFeb 22, 01Mar 23, 04[F04B, F02C, F01D, F16J]
6116610 Spring energized plastic sealsMar 25, 98Sep 12, 00[F16J]
5725219 Mechanical face seal with elastomeric bellows unit and intermeshing drive bandsMar 25, 97Mar 10, 98[F16J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0140,366 IMPROVEMENTS IN AND RELATING TO SPRING ENERGISED PLASTIC SEALSAbandonedAug 07, 09Jun 16, 11[F16J]
2010/0283,210 SEALSAbandonedDec 23, 08Nov 11, 10[F16J]
2010/0233,795 FERMENTATION VESSELSAbandonedDec 27, 06Sep 16, 10[C12M, F16J]
5332235 Mechanical face sealsExpiredJul 06, 92Jul 26, 94[F16J]
5040804 Lip seal with unitized support ringExpiredFeb 22, 90Aug 20, 91[F16J]
5026076 Mechanical face sealsExpiredJun 04, 90Jun 25, 91[F16T]
5011166 Mechanical face sealsExpiredApr 13, 90Apr 30, 91[F16J]
5009437 Mechanical face seal including two diaphragms surrounding a gland plateExpiredApr 25, 90Apr 23, 91[F16J]

Top Inventors for This Owner

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