COURTAULDS FIBRES LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 212
 
  
 
A24D CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES123
 
  
 
D01F CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6197230 Process for the preparation of a mixture of cellulosic fibers and microfibersAug 12, 98Mar 06, 01[D01F]
5671757 Cigarette filtersMay 28, 96Sep 30, 97[A24D]
5671768 Emergency dump tank for congealable materialsMar 13, 96Sep 30, 97[F17D]
5526840 Emergency dump tank for congealable materialsMay 24, 93Jun 18, 96[F17D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5882356 Fibre treatmentExpiredJul 07, 97Mar 16, 99[D06M, D01F]
5839448 Absorbent articlesExpiredDec 20, 96Nov 24, 98[A24B]
5746959 Manufacture of acrylic fiberExpiredJan 21, 97May 05, 98[D01F]
5738119 Filter materialsExpiredFeb 21, 97Apr 14, 98[A24D]
5725821 Process for the manufacture of lyocell fibreExpiredDec 04, 96Mar 10, 98[D01D, D01F]
5702515 Stabilised solutions of polysaccharideExpiredMar 21, 97Dec 30, 97[C09D, C08L]
5690874 Fiber production processExpiredNov 07, 95Nov 25, 97[D06M, D01F]
5652001 SpinneretteExpiredMay 24, 93Jul 29, 97[D01D]
5601765 Method for manufacturing crimped solvent-spun cellulose fibre of controlled qualityExpiredMar 22, 95Feb 11, 97[D01D, D02G]
5582843 Manufacture of solvent-spun cellulose fibre and quality control means thereforExpiredApr 25, 95Dec 10, 96[G01N]
5580356 Fibre treatment methodExpiredAug 17, 95Dec 03, 96[D01F]
5562739 Lyocell fiber treatment methodExpiredMay 19, 95Oct 08, 96[D06M]
5527178 Jet assemblyExpiredMay 24, 93Jun 18, 96[B29C]
5507983 Monitoring concentration of dope in product manufactureExpiredJul 08, 94Apr 16, 96[B29C, D01F]
5484508 Method of making a liquid feedstock from a plurality of pulp sheet stock rollsExpiredMay 24, 93Jan 16, 96[D21B]
5466731 Fibre and film of a water-absorbent water-insoluble material having a matrix of a copolymerExpiredNov 16, 94Nov 14, 95[C08J]
5421525 Filtering particulate cellulosic-based materialExpiredAug 01, 94Jun 06, 95[B02C]
5415697 Cleaning of spinnerette jetsExpiredMay 28, 93May 16, 95[B08B]
5399859 Flow meterExpiredMay 24, 93Mar 21, 95[G01N]
5375780 Comminuting wood pulp sheetingExpiredMay 24, 93Dec 27, 94[B02C, B27K]

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