B29K 2105/041
Microporous
Official title: {Microporous}
B29K2105/041 (Microporous) appears on 188 US grants and 286 published applications in this corpus.
Search patents in B29K- Granted patents
- 188
- Published applications
- 286
- Assignees
- 164
- Inventors
- 557
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 4 |
| 2003 | 0 | 1 |
| 2004 | 2 | 5 |
| 2005 | 4 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 0 | 5 |
| 2011 | 0 | 4 |
| 2012 | 1 | 7 |
| 2013 | 2 | 8 |
| 2014 | 4 | 11 |
| 2015 | 6 | 15 |
| 2016 | 12 | 28 |
| 2017 | 12 | 38 |
| 2018 | 15 | 28 |
| 2019 | 26 | 22 |
| 2020 | 16 | 19 |
| 2021 | 16 | 19 |
| 2022 | 9 | 10 |
| 2023 | 16 | 14 |
| 2024 | 17 | 16 |
| 2025 | 10 | 12 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- TIR-assisted laser welding of optical components18 Aug 2026US 12,710,593 B2Google Inc.
- Super insulating nano-spheres for appliance insulation and method for creating a super insulating nano-sphere material5 May 2026US 12,617,179 B2Whirlpool Corporation
- Polypropylene-based resin expanded beads and molded article thereof31 Mar 2026US 12,589,534 B2Jsp Corporation
- Multilayer porous membranes and methods of making the same16 Dec 2025US 12,496,815 B2Celgard, LLC
- Tray tables comprising plant fibers and methods for manufacturing tray tables comprising plant fibers28 Oct 2025US 12,454,084 B2Beijing Aircraft Technology Research Institute (BATRI) of COMAC, Ltd.
- Chemical foaming of interior components8 Oct 2026US 2026/0308345 A1GM Global Technology Operations LLC
- Porous ink with controllable interconnection width and 3d printing method using the same24 Sep 2026US 2026/0284960 A1Gachon University of Industry-Academic Cooperation Foundation
- Molding method for a sole structure27 Aug 2026US 2026/0249525 A1NIKE, Inc.
- Method and System for Producing Porous Polymer Film2 Jul 2026US 2026/0184025 A1SK ie technology Co., Ltd.
- Polyolefin Microporous Membrane2 Jul 2026US 2026/0188839 A1Asahi Kasei Battery Separator Corporation
Most cited
By later US patents
- Method and apparatus for microcellular polypropylene extrusion, and polypropylene articles produced thereby98US 6,231,942 B1Trexel, Inc. · 2001
- Microcellular articles and methods of their production88US 6,169,122 ATrexel, Inc. · 2001
- Disposable products86US 4,902,553 AMinnesota Mining and Manufacturing Company · 1990
- Support structure for supporting foamable material on hollow structural member71US 5,631,027 ANeo-Ex Lab, Inc. · 1997
- Polyethylene foams and methods of their production66US 6,376,059 B1Trexel, Inc. · 2002