D21J 1/20

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Description

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


Subclass 1/20: Fibreboard (preparation of pulp compositions or addition of chemical agents D21B, D21C, D21H; formation of the wet web D21F) Special fibreboard Insulating board

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12031322 Sag-resistant acoustic boardJul 01, 20Jul 09, 24AWI Licensing LLC
11827439 Repulpable container insulation products and methods of making and using sameMar 22, 22Nov 28, 23Cellulose Material Solutions, LLC
11421388 Single-walled disposable cooler made of fiber-based material and method of making a single-walled disposable cooler made of fiber-based materialNov 01, 19Aug 23, 22Henry Molded Products Inc.
11338985 Repulpable container insulation products and methods of making and using sameMar 28, 19May 24, 22Cellulose Material Solutions, LLC
11255052 Thermal insulating material made from date palm surface fibersSep 30, 20Feb 22, 22UNITED ARAB EMIRATES UNIVERSITY
10351996 PressboardOct 16, 15Jul 16, 19ABB Schweiz AG
9953744 Electrical insulating paper and stationary induction electrical apparatus using the sameJun 18, 15Apr 24, 18Hitachi, Ltd.
9896807 Acoustical ceiling tileSep 25, 15Feb 20, 18USG INTERIORS, LLC
9297120 Paper-based malleable dough for moulding and sculpting applicationsJul 18, 13Mar 29, 16Not available
8852680 Mineral surfaced asphalt-based roofing products with encapsulated healing agents and methods of producing the sameDec 05, 12Oct 07, 14CERTAINTEED CORPORATION
8734613 Glass fiber enhanced mineral wool based acoustical tileJul 05, 13May 27, 14USG INTERIORS, LLC

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2022/0154,411 Single-Walled Disposable Cooler Made Of Fiber-Based Material And Method Of Making A Single-Walled Disposable Cooler Made Of Fiber-Based MaterialFeb 02, 22May 19, 22Henry Molded Products Inc.
2022/0136,176 Platelike thermal insulation material made from recycled and environmentally friendly raw materialsMay 03, 19May 05, 22Not available
2021/0164,170 Process for the manufacture of lignocellulosic fibreboardNov 30, 20Jun 03, 21Saint Gobain Isover
2018/0202,112 DETERMINING STRENGTH OF WOOD FIBERBOARDDec 22, 17Jul 19, 18Not available

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

Average Time to Issuance