Barmag AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D01H SPINNING OR TWISTING 311
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES277
 
  
 
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 126
 
  
 
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
 
  
 
D02G CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS128
 
  
 
D02J FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES, OR THE LIKE 19
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6405966 Process and cross-winding device for laying a threadJan 25, 00Jun 18, 02[B65H]
6378180 Method and apparatus for spinning and crimping a multifilament yarnApr 11, 01Apr 30, 02[D02J]
6315537 Spin pump having a cooling sleeve surrounding the drive shaftJul 18, 00Nov 13, 01[F04C]
6141843 Apparatus and method for stuffer box crimping a synthetic yarnAug 27, 99Nov 07, 00[D02G]
6047915 Ejector for pushing yarn packages from a winding spindle onto a mandrelAug 20, 98Apr 11, 00[B65H]
5637331 Spin system for thermoplastic yarnsJan 23, 95Jun 10, 97[B29C, B29B]
5628175 Heating apparatus for heating an advancing synthetic filament yarnJun 22, 95May 13, 97[D01H]
5469149 Method and apparatus for producing a wound package of an endless thermoplastic materialJul 19, 93Nov 21, 95[G08B]
5463861 Friction false twist unitAug 09, 93Nov 07, 95[D01H]
5440870 Method and apparatus of monitoring the quality of a false twist textured yarnJan 09, 92Aug 15, 95[D01H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7270777 Method and apparatus for producing a low-shrinking smooth yarnExpiredOct 22, 03Sep 18, 07[D01D]
7271370 Yarn guiding godet with magnetic bearingsExpiredNov 21, 03Sep 18, 07[H05B]
7163174 Method and apparatus for winding a yarn packageExpiredSep 13, 01Jan 16, 07[B65H]
6857259 Texturing machine and method of threading an advancing yarnExpiredApr 03, 03Feb 22, 05[D01H]
6843050 Yarn false twist texturing machineExpiredApr 24, 03Jan 18, 05[D01H]
6834489 False twist texturing apparatusExpiredNov 20, 03Dec 28, 04[D01H, D02G]
6826813 Method and apparatus for stuffer box crimping an advancing multifilament yarnExpiredSep 03, 02Dec 07, 04[D02G]
6824717 Method for melt spinning filament yarnsExpiredMar 06, 02Nov 30, 04[D01D, D02G]
6799414 Yarn texturing machineExpiredNov 25, 03Oct 05, 04[D01H]
2004/0171,467 Yarn guide rollAbandonedAug 25, 03Sep 02, 04[G03G]
6716014 Apparatus and method for melt spinning a synthetic yarnExpiredJan 23, 01Apr 06, 04[D01D]
6712592 Yam melt spinning apparatusExpiredAug 23, 02Mar 30, 04[D01D]
6604928 Filtering device and spinning headExpiredNov 14, 00Aug 12, 03[D01D, B01D]
6572798 Apparatus and method for spinning a multifilament yarnExpiredDec 22, 00Jun 03, 03[D01D, D02G]
6551545 Method and apparatus for melt spinning a multifilament yarnExpiredAug 28, 00Apr 22, 03[D01D, D02G]
6552545 Gradient coil with direct coolingExpiredApr 12, 01Apr 22, 03[G01V]
6543580 Lubrication apparatus and method of applying a lubricantExpiredMar 24, 00Apr 08, 03[F16N]
6536087 Method and apparatus for continuously unwinding and processing a yarnExpiredApr 09, 01Mar 25, 03[D02G]
6536199 Method and apparatus for controlling a yarn false twist texturing machineExpiredJan 30, 02Mar 25, 03[D01H]
6523774 Method and apparatus for winding a continuously advancing yarnExpiredOct 31, 01Feb 25, 03[B65H]

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