Class D21B : FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
Subclass 1/12: Fibrous raw materials or their mechanical treatment (beaters D21D 1/00) by dividing raw materials into small particles, e.g. fibres (breaking-up or cutting wood or the like by dry methods B27L; disintegrating peat C10F 7/02; obtaining fibres mechanically for spinning from rags, peat, or the like D01B) by wet methods, by the use of steam
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12209339 | Method of producing inorganic fiber mat and inorganic fiber mat | Dec 06, 23 | Jan 28, 25 | Ibiden Co. Ltd. |
| 12091818 | Processes for producing nanocellulose, and nanocellulose compositions produced therefrom | Mar 23, 21 | Sep 17, 24 | GranBio Intellectual Property Holdings, LLC |
| 11975503 | Cupstock with rim-formation index and associated methods and rimmed cup products | Oct 18, 19 | May 07, 24 | Cascades Canada ULC |
| 11352745 | Methods of staging, processing, and transporting biomasses | Jan 12, 16 | Jun 07, 22 | MATERA, LLC |
| 11319668 | Sheet manufacturing apparatus | Aug 08, 17 | May 03, 22 | SEIKO EPSON CORPORATION |
| 11111604 | Method for refining plant fibers by steam explosion | Dec 18, 18 | Sep 07, 21 | LA CHANVRIÈRE |
| 10941519 | Process for reduction of energy consumption during the pretreatment of biomass | Aug 22, 17 | Mar 09, 21 | Clariant International Ltd. |
| 10865524 | Paper composition | Apr 17, 19 | Dec 15, 20 | FiberLean Technologies Limited |
| 10626191 | Nanofibrillar cellulose product | May 04, 15 | Apr 21, 20 | UPM Kymmene Corporation |
| 10619303 | Method for production of porous moldings | May 21, 18 | Apr 14, 20 | Fraunhofer-Gesselschaft zur Förderung der angewandten Forschung e.V. |
| 10570564 | Method for preparing nanofibrillar cellulose | Aug 13, 15 | Feb 25, 20 | UPM Kymmene Corporation |
| 10309060 | Paper composition | Sep 07, 18 | Jun 04, 19 | FiberLean Technologies Limited |
| 10233591 | Method and plant for pre-treating biomasses | Sep 18, 15 | Mar 19, 19 | Entsorgafin S.p.A. |
| 10207197 | Process for ambient temperature fractionation and extraction of various biomasses | Aug 08, 14 | Feb 19, 19 | Green Extraction Technologies |
| 10011946 | Continuous process for treating a lignocellulosic biomass | Sep 17, 15 | Jul 03, 18 | Beta Renewables S.p.A. |
| 9718001 | Biomass fractionation and extraction methods | Feb 12, 15 | Aug 01, 17 | Green Extraction Technologies |
| 9435077 | Method for processing lignocellulose containing material | Dec 10, 10 | Sep 06, 16 | NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNO |
| 9421477 | Biomass fractionation and extraction apparatus | Aug 08, 14 | Aug 23, 16 | Green Extraction Technologies |
| 9296830 | Process for recovering sugars from a pretreatment stream of lignocellulosic biomass | Sep 29, 11 | Mar 29, 16 | Beta Renewables S.p.A. |
| 9151000 | Treatment of wood pieces | Sep 16, 11 | Oct 06, 15 | TITAN WOOD LIMITED |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,536 | INORGANIC FIBER MAT | Dec 13, 24 | Apr 03, 25 | IBIDEN CO., LTD. |
| 2025/0034,770 | INORGANIC FIBER MAT | Oct 11, 24 | Jan 30, 25 | IBIDEN CO., LTD. |
| 2024/0337,053 | METHOD OF PRODUCING INORGANIC FIBER MAT AND INORGANIC FIBER MAT | Dec 06, 23 | Oct 10, 24 | IBIDEN CO., LTD. |
| 2024/0309,586 | A METHOD FOR PRODUCING A CHEMI-THERMOMECHANICAL FIBROUS PULP FROM NON-WOOD PLANT RAW MATERIALS AND AN AUTOMATED LINE FOR PRODUCING SAID PULP BY SAID METHOD | Mar 22, 23 | Sep 19, 24 | Not available |
| 2024/0295,074 | METHODS FOR PRODUCING PULP AND PAPER PRODUCTS FROM PLANTS HAVING BAST AND HURD FIBERS | Dec 30, 21 | Sep 05, 24 | Not available |
| 2024/0253,322 | CUPSTOCK WITH RIM-FORMATION INDEX AND ASSOCIATED METHODS AND RIMMED CUP PRODUCTS | Apr 09, 24 | Aug 01, 24 | Not available |
| 2022/0145,534 | COCONUT HARD SHELL GRANULES SOFTENING METHOD | Jan 24, 22 | May 12, 22 | Not available |
| 2011/0189,463 | MELT BLOWN FINE FIBERS AND METHODS OF MANUFACTURE | Jun 11, 09 | Aug 04, 11 | 3M INNOVATIVE PROPERTIES COMPANY |
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