Class D21B : FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
Subclass 1/06: 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 dry methods
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12214391 | Absorptive article quick decomposition system and operating method thereof | Sep 17, 22 | Feb 04, 25 | YI CHUN GREEN TECHNOLOGY CO., LTD. |
| 12180652 | Defibrating apparatus and fiber body manufacturing apparatus | Jul 26, 22 | Dec 31, 24 | SEIKO EPSON CORPORATION |
| 12168251 | Liquid-absorbing raw materials processing system and operating method thereof | Sep 17, 22 | Dec 17, 24 | YI CHUN GREEN TECHNOLOGY CO., LTD. |
| 12162052 | Fiber raw materials processing system and operating method thereof | Sep 17, 22 | Dec 10, 24 | YI CHUN GREEN TECHNOLOGY CO., LTD. |
| 12134839 | Method of manufacturing cushioning material, and cushioning material | Jan 30, 23 | Nov 05, 24 | SEIKO EPSON CORPORATION |
| 12123142 | Preparation method of tea residue fiber raw materials and application thereof | Apr 24, 23 | Oct 22, 24 | Not available |
| 12091818 | Processes for producing nanocellulose, and nanocellulose compositions produced therefrom | Mar 23, 21 | Sep 17, 24 | GranBio Intellectual Property Holdings, LLC |
| 12065779 | Raw-material feeding device | Jul 28, 21 | Aug 20, 24 | SEIKO EPSON CORPORATION |
| 11976415 | Fiber transport apparatus | Jun 16, 20 | May 07, 24 | SEIKO EPSON CORPORATION |
| 11873579 | Hemp separation methods and apparatus | Jul 29, 22 | Jan 16, 24 | Not available |
| 11851817 | Defibrating apparatus and fiber body manufacturing apparatus | Jul 26, 22 | Dec 26, 23 | SEIKO EPSON CORPORATION |
| 11834523 | Nanolignocellulose compositions and processes to produce these compositions | Jan 06, 21 | Dec 05, 23 | GranBio Intellectual Property Holdings, LLC |
| 11834782 | Sheet manufacturing apparatus | Aug 28, 20 | Dec 05, 23 | SEIKO EPSON CORPORATION |
| 11788235 | Edible multi-ring can-holder and methods for manufacturing edible can-holders | May 09, 17 | Oct 17, 23 | E6PR S.A.P.I. DE C.V. |
| 11767637 | Powder collection unit and fiber processing apparatus | Dec 27, 21 | Sep 26, 23 | SEIKO EPSON CORPORATION |
| 11746468 | Defibrating method, fiber body forming method, and defibrating machine | Nov 23, 20 | Sep 05, 23 | SEIKO EPSON CORPORATION |
| 11724414 | Defibrated material manufacturing device | Jul 30, 18 | Aug 15, 23 | SEIKO EPSON CORPORATION |
| 11707745 | Processes and structures for plastic separation and products of such processes | Dec 13, 18 | Jul 25, 23 | BROADVIEW GROUP INTERNATIONAL, LLC |
| 11566376 | Method for preparing unbleached biomechanical pulp from straw | Apr 29, 19 | Jan 31, 23 | QILU UNIVERSITY OF TECHNOLOGY |
| 11566373 | Fiber processing system and fiber processing method | Jan 28, 21 | Jan 31, 23 | SEIKO EPSON CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0075,428 | Methods for Liberating Trichome Fibers from Portions of a Host Plant | Nov 18, 24 | Mar 06, 25 | Not available |
| 2025/0075,424 | DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS | Nov 19, 24 | Mar 06, 25 | Not available |
| 2025/0052,005 | A METHOD FOR PRODUCING A CELLULOSE PRODUCT AND A CELLULOSE PRODUCT | Dec 15, 22 | Feb 13, 25 | Not available |
| 2024/0410,109 | A METHOD FOR CHEMICAL PULP PRODUCTION IN A MULTI-STAGE PROCESS | Oct 06, 22 | Dec 12, 24 | ANDRITZ AB |
| 2024/0328,082 | DEFIBRATION DEVICE | Mar 28, 24 | Oct 03, 24 | Not available |
| 2024/0309,584 | SYSTEM AND METHOD OF MANUFACTURE OF CELLULOSE INSULATION | Mar 15, 24 | Sep 19, 24 | NTIP LLC |
| 2024/0271,363 | DISPERSION DEVICE AND ACCUMULATION DEVICE | Feb 12, 24 | Aug 15, 24 | Not available |
| 2024/0263,393 | PROCESS OF USING NON-WOOD FIBERS TO CREATE PAPER PULP | Jan 12, 24 | Aug 08, 24 | Not available |
| 2024/0198,618 | Method for Monitoring the Quality Properties of a Cellulose Bale in a Bale Line | Mar 28, 22 | Jun 20, 24 | Not available |
| 2024/0183,078 | HEMP SEPARATION METHODS AND APPARATUS | Dec 20, 23 | Jun 06, 24 | Not available |
| 2024/0141,587 | PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLOSION AND SOLID AND LIQUID PRODUCTS MADE BY THE SAME | Jan 10, 24 | May 02, 24 | Not available |
| 2024/0102,238 | PROCESS FOR PRODUCING AND USING FIBRILLATED BIODEGRADABLE MICROFIBERS | Sep 22, 23 | Mar 28, 24 | Not available |
| 2024/0058,511 | HYALURONATE NONWOVEN FABRIC AND MANUFACTURING METHOD THEREFOR | Nov 03, 23 | Feb 22, 24 | Not available |
| 2024/0035,202 | HEMP SEPARATION METHODS AND APPARATUS | Jul 29, 22 | Feb 01, 24 | Not available |
| 2020/0299,897 | DEFIBRATION PROCESSING APPARATUS AND FIBER PROCESSING APPARATUS | Mar 18, 20 | Sep 24, 20 | Not available |
| 2020/0011,009 | SHEET, SHEET MANUFACTURING APPARATUS, AND SHEET MANUFACTURING METHOD | Jan 30, 18 | Jan 09, 20 | Not available |
| 2018/0298,113 | NANOLIGNOCELLULOSE COMPOSITIONS AND PROCESSES TO PRODUCE THESE COMPOSITIONS | Jun 21, 18 | Oct 18, 18 | Not available |
| 2018/0010,298 | APPARATUS AND METHOD FOR CONDITIONING BAMBOO OR VEGETABLE CANE FIBER | Jul 11, 17 | Jan 11, 18 | RESOURCE FIBER LLC |
| 2017/0042,217 | MINT-BASED WRAPPER FOR SMOKING | Jul 08, 16 | Feb 16, 17 | Not available |
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