B01D 2325/32
Melting point or glass-transition temperatures
B01D2325/32 (Melting point or glass-transition temperatures) appears on 43 US grants and 49 published applications in this corpus.
Search patents in B01D- Granted patents
- 43
- Published applications
- 49
- Assignees
- 57
- Inventors
- 155
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 2 | 6 |
| 2008 | 3 | 5 |
| 2009 | 1 | 1 |
| 2010 | 4 | 2 |
| 2011 | 3 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 4 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diffusion layer for an enzymatic in-vivo sensor21 Oct 2025US 12,446,802 B2Roche Diabetes Care, Inc.
- Separation articles and methods for using the same for selectively removing difluoromethane from a gasesous mixture30 Sep 2025US 12,427,473 B2Chromis Fiberoptics, Inc.
- Nonwoven fabric for cabin air filter comprising low melting point polyester fiber19 Aug 2025US 12,390,751 B2Huvis Corporation
- Micro or nano porous membrane, manufacturing method of same, porous resin membrane complex, and filter element11 Mar 2025US 12,246,292 B2Sumitomo Electric Industries, Ltd.
- Filtration media including porous polymeric material and degradable shape memory material27 Feb 2024US 11,913,309 B2Baker Hughes Oilfield Operations LLC
- Gas separation membrane, method of preparing the same, and module including the same30 Jul 2026US 2026/0216662 A1Samsung Electronics Co., Ltd.
- Ptfe membrane, manufacturing method thereof, and filter4 Jun 2026US 2026/0151741 A1KOMEMTEC Co., Ltd.
- Diffusion layer for an enzymatic in-vivo sensor12 Mar 2026US 2026/0069172 A1
- Thin-film composite membranes having improved adhesion between layers and uses thereof12 Sep 2024US 2024/0299887 A1Compact Membrane Systems, Inc.
- Polymeric materials and methods for selective ion separation or transport11 Jul 2024US 2024/0226813 A9Board of Regents, The University of Texas System
Most cited
By later US patents
- Purification of fluids with nanomaterials104US 7,211,320 B1Seldon Technologies, LLC · 2007
- Composite carbon fluid separation membranes82US 5,288,304 AThe University of Texas System · 1994
- Method of manufacturing a composite filter media36US 7,927,540 B2BHA Group, Inc. · 2011
- Porous membrane and method for preparing the same35US 5,202,025 ATerumo Kabushiki Kaisha · 1993
- Photo-crosslinked gas selective membranes as part of thin film composite hollow fiber membranes25US 8,337,598 B2Honeywell International Inc. · 2012