M-REAL OYJ

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR325
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 236
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
B27M WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B-B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES16
 
  
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 148
 
  
 
B44C PRODUCING DECORATIVE EFFECTS 133
 
  
 
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
8764936 Process for producing mechanical pulp suitable for paper or cardboard makingMay 03, 06Jul 01, 14[D21B, D21D, D21C]
8697206 Cardboard and a method of manufacture thereofOct 27, 04Apr 15, 14[B32B]
8172165 Device and method for defibration of woodApr 28, 06May 08, 12[B02C]
8048266 Method of manufacturing a multilayer fibrous productSep 11, 07Nov 01, 11[D21H]
7960011 Markings and method of producing the sameMar 08, 06Jun 14, 11[B41M, G03G, B32B, B44C]
7819149 Method and apparatus for mechanical defibration of woodJun 05, 06Oct 26, 10[B27M]
6436232 Procedure for adding a filler into a pulp based on cellulose fibersFeb 20, 97Aug 20, 02[D21H]
5487812 Treatment of alkaline bleached mechanical wood pulp with pectinaseAug 23, 94Jan 30, 96[D21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0053,768 RECORDING MATERIAL FOR LASER MARKINGAbandonedAug 25, 10Mar 03, 11[B41M, B32B]
2010/0068,427 CAST-COATING-LIKE INKJET PRINTING MATERIALAbandonedAug 10, 07Mar 18, 10[B41M, B05D]
2010/0015,337 METHOD FOR APPLYING INTERFERENCE PIGMENTS TO A SUBSTRATEAbandonedMar 21, 07Jan 21, 10[B05D]
2009/0126,891 Method for Coating Cellulose Particles, Coated Cellulose Particles, and Use Thereof In Paper and Board productionAbandonedJun 27, 06May 21, 09[D21H]
2009/0057,415 Method for Making Objects which can be Read ElectromagneticallyAbandonedApr 18, 06Mar 05, 09[G06K]
2009/0061,073 CAST COATING DEVICEAbandonedJun 21, 06Mar 05, 09[B05C, B05D]
2008/0124,499 Printing Paper and a Method for the Production ThereofAbandonedDec 22, 05May 29, 08[B41M, D21C]
2008/0003,001 Methods for controlling print qualityAbandonedJun 08, 07Jan 03, 08[G03G]
2007/0284,070 Paper Manufacturing ProcessAbandonedApr 14, 05Dec 13, 07[D21H, D21F]
2007/0272,382 Coated Paper as a Printed MaterialAbandonedJul 13, 04Nov 29, 07[D21H]
2007/0246,179 Composites of Starch Containing Silicon, Method for the Production Thereof, and Use for Making Paper and BoardAbandonedJun 15, 05Oct 25, 07[D21H, C08L]
7261789 Method of producing paperboard product with an even thicknessExpiredAug 14, 01Aug 28, 07[B31F]
7247391 Method of producing a coated fibrous webExpiredJun 25, 02Jul 24, 07[B32B]
7237733 Method and apparatus for producing mechanical fibersExpiredNov 18, 03Jul 03, 07[B02C]
2007/0131,370 Use of betuline as a filler in paper and boardAbandonedMar 18, 05Jun 14, 07[D21H]
2007/0060,458 Method for the manufacture of an hinge-lid boxAbandonedApr 15, 04Mar 15, 07[B31B]
2006/0231,226 Coated base paper and a method for manufacturing coated base paperAbandonedMay 25, 04Oct 19, 06[D21H]
2006/0144,543 Process for producing a fibrous compositionAbandonedApr 01, 04Jul 06, 06[D21H]
2006/0032,596 Method for producing fiber productAbandonedOct 24, 03Feb 16, 06[D21H]
6958108 Method of producing a fiber product having a strength suitable for printing paper and packaging materialExpiredApr 30, 99Oct 25, 05[D21C]

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