Sulzer Brothers Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 537
 
  
 
D03D WOVEN FABRICS; METHODS OF WEAVING; LOOMS429
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
B01D SEPARATION 1133
 
  
 
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
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES178
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6428200 Static laminar mixing methodJun 06, 95Aug 06, 02[B01F]
6419386 Static laminar mixing deviceMay 26, 95Jul 16, 02[G01F]
RE36969 Static mixing element having deflectors and a mixing deviceDec 10, 96Nov 28, 00[B01F]
RE35400 Rapier loom having picking tapes and spacersJul 28, 94Dec 17, 96[D03D]
5550298 Device for carrying out catalyzed reactionsMar 29, 95Aug 27, 96[C07C]
5473082 Device for carrying out catalyzed reactionsJul 15, 93Dec 05, 95[C07D]
5456533 Static mixing element having deflectors and a mixing deviceJul 28, 92Oct 10, 95[B01F]
5422020 Solid-bed reactor for biological sewage treatmentSep 14, 93Jun 06, 95[C02F]
5417938 Device for carrying out catalyzed reactionsMay 31, 90May 23, 95[B01J]
5380088 Mixing device for small fluid quantitiesJan 21, 94Jan 10, 95[B01F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5515871 Hollow needle for medical use and a laser method for manufacturingExpiredOct 31, 94May 14, 96[A61B]
5392817 Apparatus for altering the loop length of terry clothExpiredApr 13, 92Feb 28, 95[D03D]
5338519 Process and apparatus for separating substances by crystallizationExpiredMar 24, 93Aug 16, 94[B01D]
5306993 System of driving by electric motor machines which work in a periodic manner at torque variable as a function of the angle of rotationExpiredMar 06, 92Apr 26, 94[G05B, H02P]
5303745 Weaving machine with weft break clearing devicesExpiredApr 07, 92Apr 19, 94[D03D]
5287895 Equipment for transporting and handling weft-yarn stock bobbinsExpiredApr 20, 92Feb 22, 94[D03D]
5270131 Module for a fuel cell batteryExpiredOct 30, 91Dec 14, 93[H01M]
5261409 Puncturing device for blood vesselsExpiredApr 27, 92Nov 16, 93[A61B]
5255974 Static mixerExpiredSep 04, 91Oct 26, 93[F16L, B01F]
5251677 Picking device in projectile loomsExpiredAug 31, 92Oct 12, 93[D03D]
5247969 Feeding and removing weft yarn stock bobbins to a loom bobbin frameExpiredMay 14, 92Sep 28, 93[D03D]
5246037 Clearing mispicks in rapier loomsExpiredApr 03, 92Sep 21, 93[D03D]
5241994 Rapier loom having a picking mechanism adjustable to yarn propertiesExpiredJun 18, 92Sep 07, 93[D03D]
5236459 Bone implant and method of making sameExpiredAug 31, 92Aug 17, 93[A61F, B26F]
5232025 Shaft rod and heald frame for a loomExpiredMar 09, 92Aug 03, 93[D03C]
5230370 Shaft rod and a heald frame for a loomExpiredMar 04, 92Jul 27, 93[D03C]
5230755 Protective layer for a metal substrate and a method of producing sameExpiredJan 15, 91Jul 27, 93[C23C]
5230769 Process and apparatus for separating substances by crystallizationExpiredDec 10, 91Jul 27, 93[C30B]
5226457 Corrugated shaft rod and a Heald frame for a loomExpiredMar 09, 92Jul 13, 93[D03C]
5224517 Loom cloth beam changer with loop forming wedge for incoming clothExpiredJan 22, 91Jul 06, 93[D03D]

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