KRAUSSMAFFEI BERSTORFF GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 7118
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 324
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B29D PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE 156
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0361,857 HOSE EXTRUSION HEAD AND METHOD FOR PRODUCING A HOSEFeb 25, 15Dec 15, 16[B29C]
2016/0214,304 WEARING BODY FOR RECEIVING A TWIN SCREW FOR EXTRUDING MELTABLE MATERIALSep 02, 14Jul 28, 16[B29C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9855697 Wearing body for receiving a twin screw for extruding meltable materialSep 02, 14Jan 02, 18[B29C, B29L]
9802352 Extruder screw, extruder, and method for producing an extruder screwAug 31, 12Oct 31, 17[B29C, F16D]
9108345 Extruding deviceJul 29, 09Aug 18, 15[B29C]
8453954 Method for aligning a cutter spindle of a granulator and a granulator for producing plastic granulateApr 14, 09Jun 04, 13[B02C]
7182504 Drive apparatus for a multi-shaft extruder rotating in a same directionNov 03, 04Feb 27, 07[B29B]
7128546 Underwater granulator with a water pipe mounted in a swivel jointApr 19, 04Oct 31, 06[B29B]
7011112 Diverter valve for an extruder, in particular a twin-screw extruderJan 26, 05Mar 14, 06[F16K]
6881934 Production of a cylindrical housing for a double screw extruderSep 08, 03Apr 19, 05[H05B]
6805480 Cylinder for a twin-screw extruder with a helical channel of varying depthJun 06, 02Oct 19, 04[B29C]
6463643 Apparatus for withdrawing a screw from the barrel of a screw extruderSep 18, 00Oct 15, 02[B23P]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0276,842 METHOD FOR PRODUCING INJECTION-MOLDED PARTSAbandonedJul 16, 10Nov 04, 10[B29C]
2009/0016,147 SCREW ELEMENT FOR USE AS A KNEADING ELEMENT IN A PLASTICIZING UNITAbandonedSep 16, 08Jan 15, 09[B28C]
2007/0256,580 APPARATUS FOR CALENDERING CONTINUOUSLY PRODUCED ARTICLES USING AT LEAST ONE CALENDER ROLLAbandonedJul 12, 07Nov 08, 07[D21G]
7290923 Extruder/gear pump assemblyExpiredMar 28, 05Nov 06, 07[B29C]
6974243 Screw element for same-sense rotating multi-screw extrudersExpiredMar 08, 02Dec 13, 05[B29B]
6732620 Cutting machine with rotating cutting bladeExpiredSep 24, 01May 11, 04[B26D]
6502977 Extruder plant with worm extruder and gearwheel extruderExpiredSep 01, 00Jan 07, 03[B29B]
6474966 Slot die for producing webs of a foamed plastic materialExpiredJan 05, 01Nov 05, 02[B29C]
6213748 Multiple extrusion head for the production of profiles, in particular for tire productionExpiredDec 23, 98Apr 10, 01[B29C]

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