AHLSTROM CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B01D SEPARATION 12122
 
 
 
D21F PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON326
 
 
 
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 335
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
 
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 229
 
 
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
 
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 170
 
 
 
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
 
 
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 1115

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0107,670 WALL COVERING AND METHOD OF PRODUCING THE SAMEMay 15, 15Apr 20, 17[D21H]
2016/0186,097 FUGITIVE DYE CATCHING MATERIALAug 11, 14Jun 30, 16[C11D]
2016/0186,375 DYE-RECEIVING MATERIALS AND USES THEREOF IN PRINTING AND DYEINGAug 11, 14Jun 30, 16[C08J, C08L, D06P]
2015/0010,730 GYPSUM BOARD SUITABLE FOR WET OR HUMID AREASDec 26, 12Jan 08, 15[D21H, E04C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9662600 High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the sameMar 09, 12May 30, 17[B01D]
9656195 Coalescence media for separation of water-hydrocarbon emulsionsAug 14, 14May 23, 17[B01D]
9492775 Air filtration media, media constructions and methodsMar 15, 13Nov 15, 16[B01D]
9353480 Sterilizable and printable nonwoven packaging materialsApr 11, 12May 31, 16[A61L, A61B, D21H, B32B]
9290877 Method of making glazed nonwoven fabricMay 23, 13Mar 22, 16[D06C, D04H]
8962128 Nonwoven substrate for joint tape and joint tape that is dimensionally stable and foldable without losing mechanical strength containing said substrateNov 29, 10Feb 24, 15[C09J, B32B, E04F, D04H]
8833567 Coalescence media for separation of water-hydrocarbon emulsionsJan 15, 09Sep 16, 14[B01D]
8747668 Separation media for separating water-hydrocarbon emulsions having low interfacial tensionsApr 12, 12Jun 10, 14[B01D]
8524081 Separation modules including media for separating water-hydrocarbon emulsions having low interfacial tensionsApr 30, 12Sep 03, 13[B01D]
8366880 Fibrous support intended to be impregnated with liquidJan 17, 12Feb 05, 13[D21F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0337,714 Glazed Nonwoven Fabric and Methods of ManufactureAbandonedJun 13, 12Dec 19, 13[D06F, D04H]
2012/0125,866 NANOFIBERS WITH IMPROVED CHEMICAL AND PHYSICAL STABILITY AND WEB CONTAINING NANOFIBERSAbandonedJul 28, 10May 24, 12[B29C, B01D, D04H]
2012/0100,097 CELLULOSE SUPPORT CONTAINING D-MANNOSE DERIVATIVESAbandonedApr 23, 10Apr 26, 12[A01N, A01P, C08F]
8137790 Nonwoven medical fabricExpiredFeb 21, 07Mar 20, 12[A61B, B32B]
2011/0300,332 ACOUSTIC TILEAbandonedMay 17, 09Dec 08, 11[E04B]
2011/0220,309 METHOD OF MANUFACTURING RESINOUS PAPERS, RESINOUS PAPERS, AND THEIR USE AS RESINOUS PREFORM BLANKSAbandonedMay 27, 09Sep 15, 11[D21H]
2011/0144,608 NONWOVEN BONDING PATTERNS PRODUCING FABRICS WITH IMPROVED ABRASION RESISTANCE AND SOFTNESSAbandonedFeb 08, 11Jun 16, 11[B32B, A61F]
2011/0084,028 SEPARATION MEDIA AND METHODS ESPECIALLY USEFUL FOR SEPARATING WATER-HYDROCARBON EMULSIONS HAVING LOW INTERFACIAL TENSIONSAbandonedOct 09, 09Apr 14, 11[B01D]
2009/0269,482 LAYERED SECURITY MATERIAL AND METHOD OF MANUFACTURING SUCHAbandonedMay 01, 09Oct 29, 09[B41M]
2009/0223,806 COMBINED TREATMENT OF GASEOUS EFFLUENTS BY COLD PLASMA AND PHOTOCATALYSTSAbandonedNov 07, 06Sep 10, 09[B01D]
2009/0227,516 COMPOUND COMPRISING AN AUTOANTIGENIC PEPTIDE AND A CARRIER WITH A MHC BINDING MOTIFAbandonedNov 15, 06Sep 10, 09[A61P, A61K, C07K]
7578938 Filtering medium and use of the said filtering medium for pollution removal from lagoonsExpiredOct 09, 03Aug 25, 09[B01D]
2009/0178,970 COALESCENCE MEDIA FOR SEPARATION OF WATER-HYDROCARBON EMULSIONSAbandonedJan 16, 08Jul 16, 09[B01D]
7484276 Process for manufacturing a composite nonwoven and installation for carrying out the processExpiredJan 13, 04Feb 03, 09[D04H]
2008/0311,343 Highly Resilient, Dimensionally Recoverable Nonwoven MaterialAbandonedMay 09, 06Dec 18, 08[B32B, D04H]
2008/0260,600 Building Designed For Storing Foul-Smelling EffluentsAbandonedJul 07, 06Oct 23, 08[B01J]
2008/0052,859 Absorbent Textile ProductAbandonedMay 20, 05Mar 06, 08[D06B, A47L, D04H]
2007/0254,138 Layered Security Material and Method of Manufacturing SuchAbandonedJun 10, 05Nov 01, 07[B41M, B32B]
7189326 Use of material based on organic and/or inorganic fibres and chitosan for fixing metal ionsExpiredJul 15, 02Mar 13, 07[B01D]
2007/0051,034 Plant protection deviceAbandonedNov 12, 04Mar 08, 07[A01G]

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