W. Schlafhorst & Co.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D01H SPINNING OR TWISTING 68
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES376
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6195976 Spinning rotor for open-end spinning machinesMar 08, 00Mar 06, 01[D01H]
5509261 Stepping motor arrangement for driving a silver feed roller in a rotor spinning machineMar 21, 94Apr 23, 96[D01H]
5460291 Transport container for textile packagesJan 14, 94Oct 24, 95[B65D]
5426929 Method and apparatus for forming a yarn reserve on a cross-wound bobbinMay 12, 94Jun 27, 95[B65H, D01H]
5419111 Spinning station with operable cove for a rotor spinning machineMar 08, 94May 30, 95[D01H]
5398494 Sliver opening device for separating out impurities and feeding fiber to an open end spring machineOct 14, 93Mar 21, 95[D01H]
5386684 Data exchange coordinating apparatus for a textile machineDec 01, 92Feb 07, 95[D01H]
5362007 Apparatus for forming a yarn reserveFeb 01, 93Nov 08, 94[B65H]
5086985 Yarn guide drumApr 01, 91Feb 11, 92[B65H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6957578 Yarn sensorExpiredOct 11, 02Oct 25, 05[G01L]
6889933 Tube plate for a creelExpiredApr 28, 03May 10, 05[B65H]
6886321 Conduit plate adapter for an open-end spinning deviceExpiredMay 29, 03May 03, 05[D01H]
6886322 Yarn withdrawal nozzleExpiredJul 16, 03May 03, 05[D01H]
6865874 Method and device for restarting the spinning of open-end spinning devicesExpiredAug 09, 02Mar 15, 05[B65H]
6865876 Opening roller unit of an open-end spinning deviceExpiredMay 29, 03Mar 15, 05[D01H]
6820407 Opening arrangement for an open-end spinning frameExpiredAug 27, 02Nov 23, 04[D01H]
6817169 Service unit for restarting the spinning of work stations in an open-end spinning machineExpiredAug 09, 02Nov 16, 04[D01H]
6804945 Open-end rotor spinning machineExpiredAug 08, 02Oct 19, 04[B65H, D01H]
6796116 Sliver opening device for an open-end spinning deviceExpiredJul 19, 02Sep 28, 04[D01H]
6792744 Spinning device for producing a spun yarn by means of a circulating air flowExpiredJan 16, 03Sep 21, 04[D01H]
6789381 Yarn splicing deviceExpiredOct 10, 02Sep 14, 04[B65H]
6745553 Air-spinning arrangementExpiredSep 19, 02Jun 08, 04[D01H]
6722118 Method for open-end rotor spinningExpiredJun 21, 02Apr 20, 04[D01H]
6702223 Winding head of a textile machineExpiredApr 15, 02Mar 09, 04[B65H]
6694718 Yarn splicing deviceExpiredMay 22, 02Feb 24, 04[B65H]
6691502 Opening cylinder for an open-end spinning deviceExpiredNov 02, 01Feb 17, 04[D01H]
2004/0016,224 Sliver delivery and opening deviceAbandonedMay 16, 03Jan 29, 04[D01H]
6679450 Tube feeding device for a work station of a cheese-producing textile machineExpiredOct 12, 01Jan 20, 04[B65H, B66C]
6668536 Open-end spinning arrangementExpiredSep 17, 01Dec 30, 03[D01H]

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