D21J 1/08

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Class  D21J : FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MÂCHÉ


Subclass 1/08: Fibreboard (preparation of pulp compositions or addition of chemical agents D21B, D21C, D21H; formation of the wet web D21F) Impregnated or coated fibreboard

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12258715 Method for applying starch to a paper or paperboard webMay 13, 20Mar 25, 25Stora Enso Oyj
12246897 Biodegradable pulp packaging products from natural fibersJul 12, 24Mar 11, 25Papacks Sales GmbH
12214927 Pulp container with fused junction and method of making sameNov 21, 23Feb 04, 25Not available
12162990 Repulpable and recyclable composite packaging articles and related methodsAug 15, 22Dec 10, 24Smart Planet Technologies, Inc.
12129602 Multi-functional barrier coating for molded fiber containersMar 07, 22Oct 29, 24Appvion, LLC
12091866 Water resistant wood flooringOct 11, 22Sep 17, 24AHF, LLC
12084814 Compostable paperboard structure and method for manufacturing the sameJun 10, 20Sep 10, 24WestRock MWV, LLC
12012699 Process for manufacturing components from shredded polymer-coated paper productsMay 13, 22Jun 18, 24CHOPVALUE MANUFACTURING LTD
11840369 Pulp container with fused junction and method of making sameJul 02, 20Dec 12, 23LGAB LLC
11820920 Microfibrillated cellulose as a crosslinking agentAug 14, 18Nov 21, 23BORREGAARD AS
11753773 Paperboard productApr 16, 20Sep 12, 23General Mills, Inc.; University of Maine System Board of Trustees;
11746472 Pulp mixtureJun 20, 18Sep 05, 23BillerudKorsnas AB
11732418 Composite structures for packaging articles and related methodsJun 21, 22Aug 22, 23Smart Planet Technologies, Inc.
11542665 Heat sealable barrier paperboardSep 01, 21Jan 03, 23WestRock MWV, LLC
11492810 Water resistant wood flooringDec 31, 19Nov 08, 22AHF, LLC
11479916 Composite structures for packaging articles and related methodsMar 24, 20Oct 25, 22Smart Planet Technologies, Inc.
11479919 Molded articles from a fiber slurryJul 26, 19Oct 25, 22Eastman Chemical Company
11466138 Repulpable and recyclable composite packaging articles and related methodsMay 20, 19Oct 11, 22Smart Planet Technologies, Inc.
11332647 Microfibrillated cellulose as rheology modifier in adhesivesAug 14, 18May 17, 22BORREGAARD AS
11136723 Heat sealable barrier paperboardFeb 22, 18Oct 05, 21WestRock MWV, LLC

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0092,247 ALKYLATED PHENOLIC RESIN COMPOSITIONS AND USESSep 11, 24Mar 20, 25Not available
2025/0067,002 PREPARATION OF A FOAM COMPRISING DISCRETE UNITS OF FOAM EMBEDDED IN A FOAM MATRIXDec 22, 22Feb 27, 25Stora Enso Oyj
2025/0066,575 REPULPABLE AND RECYCLABLE COMPOSITE PACKAGING ARTICLES AND RELATED METHODSNov 08, 24Feb 27, 25Not available
2025/0059,713 COATED PAPERBOARDDec 22, 22Feb 20, 25Not available
2025/0042,647 CAPSULE FOR THE PREPARATION OF A BEVERAGE AND A METHOD FOR MANUFACTURING SAID CAPSULEDec 05, 22Feb 06, 25Not available
2025/0034,815 Multi-Functional Barrier Coating for Molded Fiber ContainersOct 14, 24Jan 30, 25Appvion, LLC
2025/0003,152 CITRIC ACID-CATALYSED CURRAN MODIFIED CARD BOARD MATERIALSNov 02, 22Jan 02, 25CELLUCOMP LIMITED; Dansk Teknologisk Institut;
2025/0003,154 A product, uses of the same, and a methodOct 11, 22Jan 02, 25Not available
2024/0392,140 DUAL OVENABLE, REPULPABLE COATED PAPERBOARD FOR FOOD CONTAINERS AND METHOD FOR MANUFACTURING THEREOFMay 03, 24Nov 28, 24Not available
2024/0352,678 BIODEGRADABLE THREE-DIMENSIONAL PRODUCTS MOLDED FROM NATURAL FIBERSApr 05, 24Oct 24, 24Papacks Sales GmbH
2024/0352,675 BARRIER LAYERS COMPRISING NANOCELLULOSE ONTO THE SURFACE OF PAPER OR PAPERBOARD SUBSTRATES AT THE WET END OF A PAPERMAKING PROCESSApr 18, 24Oct 24, 24FiberLean Technologies Limited
2024/0336,391 Moulded Fiber Container for Dairy Products, Method for Manufacturing Such Container and Use ThereofJul 16, 21Oct 10, 24Not available
2024/0270,433 MOLDED PRODUCT WITH CONNECTION ELEMENTJun 08, 21Aug 15, 24Papacks Sales GmbH
2024/0270,467 STABLE BIODEGRADABLE RECEPTACLEJun 08, 22Aug 15, 24Papacks Sales GmbH
2024/0246,729 CONTAINER COMPRISING FIBERS, HAVING A CONTAINER BODY COMPRISING FIBERS AND A LID COMPRISING FIBERS, LID COMPRISING FIBERS, METHOD FOR PRODUCING THE CONTAINER, DEVICE FOR CARRYING OUT THE METHOD, METHOD FOR PRODUCING THE LIDJan 22, 24Jul 25, 24Not available
2024/0209,128 VINYL ALCOHOL POLYMER, POWDER CONTAINING SAME, METHOD FOR PRODUCING POWDER, COATING AGENT, COATED ARTICLE, METHOD FOR PRODUCING COATED ARTICLE, STABILIZER FOR EMULSION POLYMERIZATION, AQUEOUS EMULSION, AND ADHESIVEApr 25, 22Jun 27, 24Kuraray Co., Ltd.
2024/0200,278 FIBRE-MOULDING FACILITY FOR PRODUCING MOULDED PARTS MADE OF FIBRE MATERIAL DEGRADABLE IN AN ENVIRONMENTALLY FRIENDLY FASHIONOct 01, 20Jun 20, 24Not available
2024/0167,227 BARRIER COATINGS APPLIED TO NANOCELLULOSE-COATED PAPER AND PAPERBOARDNov 20, 23May 23, 24FiberLean Technologies Limited
2024/0167,228 A METHOD FOR COATING A HOLLOW CONTAINER COMPRISING MOLDED PULPMar 25, 22May 23, 24Not available
2024/0167,229 A METHOD FOR PROVIDING A NON-UNIFORM BARRIER COATING ON A HOLLOW CONTAINER COMPRISING MOLDED PULPMar 25, 22May 23, 24Not available

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