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 |
|---|---|---|---|---|
| 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 |
| 11549214 | Processes, methods, and systems for chemo-mechanical cellular explosion and solid and liquid products made by the same | Aug 11, 20 | Jan 10, 23 | IFG Technologies, LLC |
| 11492476 | Pupunha-reinforced polypropylene composite | Mar 12, 20 | Nov 08, 22 | Ford Global Technologies, LLC |
| 11492737 | Method for dissolving lignocellulosic biomass | Aug 19, 21 | Nov 08, 22 | UNITED ARAB EMIRATES UNIVERSITY |
| 11414818 | Dewatering in paper making process | Jul 26, 19 | Aug 16, 22 | Eastman Chemical Company |
| 11365266 | Method for producing cellulose ether | Mar 13, 18 | Jun 21, 22 | Shin-Etsu Chemical Co. Ltd. |
| 11338471 | Sheet manufacturing apparatus | Jan 24, 17 | May 24, 22 | SEIKO EPSON CORPORATION |
| 11339532 | Modified fiber from shredded pulp sheets, methods, and systems | Nov 15, 18 | May 24, 22 | International Paper Company |
| 11332887 | Tailings-reclaimed green stone paper processing method | Oct 15, 19 | May 17, 22 | Not available |
| 11313078 | Sheet manufacturing apparatus and control method for sheet manufacturing apparatus | Aug 03, 17 | Apr 26, 22 | SEIKO EPSON CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 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 |
| 2024/0018,722 | Preparation Method of Tea Residue Fiber Raw Materials and Application Thereof | Apr 24, 23 | Jan 18, 24 | Not available |
| 2023/0036,674 | DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS | Jul 26, 22 | Feb 02, 23 | Not available |
| 2022/0034,029 | RAW-MATERIAL FEEDING DEVICE | Jul 28, 21 | Feb 03, 22 | Not available |
| 2021/0277,151 | PROCESSES FOR PRODUCING NANOCELLULOSE, AND NANOCELLULOSE COMPOSITIONS PRODUCED THEREFROM | Mar 23, 21 | Sep 09, 21 | Not available |
| 2020/0399,825 | FIBER TRANSPORT APPARATUS | Jun 16, 20 | Dec 24, 20 | 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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