J&L FIBER SERVICES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 728
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 243
 
  
 
C22C ALLOYS 270
 
  
 
D21B FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT19

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8262861 Refiner for refining pulpMar 03, 08Sep 11, 12[D21B]
8006924 Refiner plate assembly and method with evacuation of refining zoneJun 19, 09Aug 30, 11[B02C]
7347392 Refiners and methods of refining pulpFeb 28, 05Mar 25, 08[B02C]
6502774 Refiner disk sensor and sensor refiner diskMar 08, 00Jan 07, 03[B02C]
6245289 Stainless steel alloy for pulp refiner plateOct 20, 98Jun 12, 01[C21D, C22C]
5988538 Refiner disc having steam exhaust channelJul 28, 98Nov 23, 99[B02C]
5975438 Refiner disc with curved refiner barsMay 26, 98Nov 02, 99[B02C]
5934585 Refiner plate assembly and method of mountingMay 05, 97Aug 10, 99[B02C]
5824265 Stainless steel alloy for pulp refiner plateApr 24, 96Oct 20, 98[C21D, C22C]
5425508 High flow, low intensity plate for disc refinerFeb 17, 94Jun 20, 95[B02C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7520460 Refiner disk sensor and sensor refiner diskExpiredMay 17, 05Apr 21, 09[B02C]
2007/0090,210 Refiner sensor and coupling arrangementAbandonedAug 31, 06Apr 26, 07[B02C]
7104480 Refiner sensor and coupling arrangementExpiredMar 23, 04Sep 12, 06[B02C]
2006/0196,621 Virtual hand sheet method and system for estimating paper propertiesAbandonedMar 01, 05Sep 07, 06[D21C]
6938843 Refiner control method and systemExpiredJun 05, 02Sep 06, 05[0000]
6892973 Refiner disk sensor and sensor refiner diskExpiredJan 07, 03May 17, 05[B02C]
2005/0040,099 Screen cylinderAbandonedSep 07, 04Feb 24, 05[B01D]
6778936 Consistency determining method and systemExpiredMar 20, 01Aug 17, 04[G01N, G06F]
2004/0144,875 Deflection compensating refiner plate segment and methodAbandonedJan 08, 01Jul 29, 04[B02C]
6752165 Refiner control method and systemExpiredMar 06, 01Jun 22, 04[G05D, D21D]
6587803 Refiner measurement system and methodExpiredNov 06, 01Jul 01, 03[G01C]
6567766 Method for a fiber processing apparatusExpiredNov 27, 01May 20, 03[G06F]
2002/0185,560 Adjustable refiner plate patternAbandonedJun 07, 01Dec 12, 02[B02C]
2002/0070,303 Adjustable refiner plateAbandonedDec 12, 00Jun 13, 02[B02C]
6325308 Refiner disc and methodExpiredSep 28, 99Dec 04, 01[B02C]
6324490 Monitoring system and method for a fiber processing apparatusExpiredJan 25, 99Nov 27, 01[G06F]
6314381 Refiner measurement system and methodExpiredMar 08, 00Nov 06, 01[G01C]
6024308 Conically tapered disc-shaped comminution element for a disc refinerExpiredNov 11, 98Feb 15, 00[B02C]
5979809 Refiner disc removal method and deviceExpiredMar 13, 98Nov 09, 99[B02C]
5944271 High consistency damless refiner plate for wood fibersExpiredAug 28, 97Aug 31, 99[B02C]

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