Class B29K : INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
Subclass 27/18: Use of polyvinylhalogenides as moulding material containing fluorine PTFE, i.e. polytetrafluorethene
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252566 | Fluorine-containing mixture material and fluorine-containing super-oleophobic microporous membrane using same as raw material, and preparation method therefor and use thereof | Jun 02, 23 | Mar 18, 25 | Zhejiang Hyproof Technology Co., Ltd. |
| 12246877 | Preform extended finish for processing light weight ecologically beneficial bottles | Oct 23, 23 | Mar 11, 25 | Niagara Bottling, LLC |
| 12213249 | Method for manufacturing dielectric sheet, method for manufacturing substrate for high-frequency printed wiring board, dielectric sheet, and substrate for high-frequency printed wiring board | May 11, 21 | Jan 28, 25 | Sumitomo Electric Industries Ltd.; Sumitomo Electric Printed Circuits, Inc.; |
| 12179413 | Preparation method of PTFE-based membrane for preventing and removing ices covering wind turbine blades and use thereof | Dec 15, 20 | Dec 31, 24 | CHINA THREE GORGES CORPORATION; CHINA THREE GORGES RENEWABLES (GROUP) CO., LTD.; NANJING HAOHUI HI TECH CO., LTD.; |
| 12179450 | Preparation method of PTFE-based nano functional composite membrane and use | Dec 15, 20 | Dec 31, 24 | CHINA THREE GORGES CORPORATION; CHINA THREE GORGES RENEWABLES (GROUP) CO., LTD.; NANJING HAOHUI HI TECH CO., LTD.; |
| 12173125 | Methods of making polytetrafluoroethylene/polymer composites and uses thereof | Jan 16, 20 | Dec 24, 24 | Wisconsin Alumni Research Foundation |
| 12172348 | Compression molding die for I-shaped part | Sep 09, 20 | Dec 24, 24 | Nanjing Comptech Composites Corp. |
| 12139650 | Method for nano-depth surface activation of PTFE-based membrane | Dec 15, 20 | Nov 12, 24 | CHINA THREE GORGES CORPORATION; CHINA THREE GORGES RENEWABLES (GROUP) CO., LTD.; NANJING HAOHUI HI TECH CO., LTD.; |
| 12138842 | PTFE porous membrane with a high strength and small pore size | Sep 24, 20 | Nov 12, 24 | CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD. |
| 12138845 | Molded resin body production method | Jun 06, 19 | Nov 12, 24 | DAIKIN INDUSTRIES, LTD. |
| 12138871 | High-temperature high-linear-pressure micro-eutectic method for enhancing strength of polytetrafluoroethylene (PTFE)-based membrane | Dec 15, 20 | Nov 12, 24 | CHINA THREE GORGES CORPORATION; CHINA THREE GORGES RENEWABLES (GROUP) CO., LTD.; NANJING HAOHUI HI TECH CO., LTD.; |
| 12098998 | Seal material for analyzer, and flow cell, detector, and analyzer using the same | Aug 13, 19 | Sep 24, 24 | Tomoegawa Co., Ltd.; Shimadzu Corporation; |
| 12083248 | Polytetrafluoroethylene tube | Nov 10, 21 | Sep 10, 24 | Junkosha Inc. |
| 12059840 | Method of forming a three-dimensional body | Mar 04, 21 | Aug 13, 24 | Saint-Gobain Performance Plastics Corporation |
| 12054566 | Molded article and production method therefor | Jun 14, 19 | Aug 06, 24 | DAIKIN INDUSTRIES, LTD. |
| 12036714 | Molding material and tube | Feb 22, 19 | Jul 16, 24 | DAIKIN INDUSTRIES, LTD. |
| 12036729 | Process for forming porous three dimensional expanded polytetrafluoroethylene articles | Jun 29, 21 | Jul 16, 24 | W.L. GORE & ASSOCIATES, INC.; W.L. GORE & ASSOCIATES GMBH; |
| 12018743 | Lead screw nuts having threads formed from different materials | Feb 11, 22 | Jun 25, 24 | HELIX LINEAR TECHNOLOGIES |
| 12005627 | Dual layer heat shrink tubing | May 27, 21 | Jun 11, 24 | Zeus Company LLC |
| 11993666 | Crosslinked PTFE | Jun 07, 22 | May 28, 24 | Zeus Company LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0033,254 | METHOD AND DEVICE FOR PRODUCING A PARTICLE FOAM PART AND A METHOD FOR CALIBRATING THE PRODUCTION PROCESS | Jul 19, 24 | Jan 30, 25 | Not available |
| 2025/0033,293 | RESIN JOINED BODY MANUFACTURING METHOD | Dec 02, 22 | Jan 30, 25 | Not available |
| 2025/0034,302 | COPOLYMER, FORMED ARTICLE AND INJECTION MOLDED ARTICLE | Sep 19, 24 | Jan 30, 25 | DAIKIN INDUSTRIES, LTD. |
| 2025/0011,490 | COPOLYMER, FORMED ARTICLE AND INJECTION MOLDED ARTICLE | Sep 18, 24 | Jan 09, 25 | Daikin Industries Ltd. |
| 2025/0011,500 | COPOLYMER, FORMED ARTICLE AND INJECTION MOLDED ARTICLE | Sep 25, 24 | Jan 09, 25 | DAIKIN INDUSTRIES, LTD. |
| 2024/0424,452 | POROUS MEMBRANE PREPARED BY STRETCHING HEAT-TREATED SHEET CONTAINING POLYTETRAFLUOROETHYLENE AND/OR MODIFIED POLYTETRAFLUOROETHYLENE | Jan 31, 22 | Dec 26, 24 | CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD. |
| 2024/0390,560 | POLYTETRAFLUOROETHYLENE TUBE | Aug 06, 24 | Nov 28, 24 | Not available |
| 2024/0343,915 | 3D printed reflectors for disinfection lighting | Aug 12, 22 | Oct 17, 24 | Not available |
| 2024/0336,014 | RESIN COMPONENT AND MANUFACTURING METHOD THEREOF | Dec 27, 23 | Oct 10, 24 | Not available |
| 2024/0337,317 | SEAL MEMBER AND PRODUCTION METHOD THEREOF | Apr 02, 24 | Oct 10, 24 | Not available |
| 2024/0326,318 | DUAL LAYER HEAT SHRINK TUBING | May 21, 24 | Oct 03, 24 | Not available |
| 2024/0287,221 | CROSSLINKED PTFE | Apr 23, 24 | Aug 29, 24 | Not available |
| 2024/0278,473 | MATERIAL BASED ON POLYTETRAFLUOROETHYLENE AND PROCESS FOR PREPARING THE SAME | Feb 14, 24 | Aug 22, 24 | Governors of the Shandong University |
| 2024/0239,019 | POWDER COATING COMPOSITION SYSTEM AND PROCESS | Jan 31, 24 | Jul 18, 24 | Not available |
| 2024/0229,261 | AIR ELECTRODE, PREPARATION METHOD AND APPLICATION THEREOF | Jan 07, 22 | Jul 11, 24 | Not available |
| 2024/0217,155 | MELT PROCESSIBLE FLUORORESIN MOLDED ARTICLE | Mar 19, 24 | Jul 04, 24 | Not available |
| 2024/0208,110 | USE OF FLUOROPOLYMER FILM AS RELEASE FILM IN A METHOD FOR SHAPING COMPOSITE MATERIAL | Apr 21, 22 | Jun 27, 24 | Solvay SA |
| 2024/0208,127 | METHOD OF MANUFACTURING PTC HEATING ELEMENT, AND PTC HEATING ELEMENT MANUFACTURED THEREBY | Dec 15, 23 | Jun 27, 24 | Pukyong National University Industry-University Cooperation Foundation |
| 2024/0199,829 | ROLL FILM, METHOD FOR PRODUCING ROLL FILM, METHOD FOR PRODUCING COPPER-CLAD LAMINATE AND METHOD FOR PRODUCING PRINTED BOARD | Feb 27, 24 | Jun 20, 24 | AGC Inc. |
| 2024/0173,899 | MANUFACTURING METHOD FOR SEALING GASKET, AND MOLD | Sep 26, 21 | May 30, 24 | HANGZHOU AO KE MEI RUI TECHNOLOGY CO., LTD. |
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