B01D 69/1213
Laminated layers
Official title: {Laminated layers}
B01D69/1213 (Laminated layers) appears on 346 US grants and 517 published applications in this corpus.
Search patents in B01D- Granted patents
- 346
- Published applications
- 517
- Assignees
- 251
- Inventors
- 1,237
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 8 |
| 2003 | 1 | 5 |
| 2004 | 3 | 7 |
| 2005 | 3 | 5 |
| 2006 | 4 | 7 |
| 2007 | 2 | 16 |
| 2008 | 3 | 8 |
| 2009 | 5 | 16 |
| 2010 | 10 | 12 |
| 2011 | 13 | 14 |
| 2012 | 3 | 17 |
| 2013 | 10 | 19 |
| 2014 | 12 | 29 |
| 2015 | 16 | 28 |
| 2016 | 21 | 25 |
| 2017 | 19 | 28 |
| 2018 | 13 | 30 |
| 2019 | 21 | 29 |
| 2020 | 20 | 41 |
| 2021 | 19 | 40 |
| 2022 | 28 | 21 |
| 2023 | 27 | 46 |
| 2024 | 14 | 27 |
| 2025 | 18 | 23 |
| 2026 | 13 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filtration membrane and method of production thereof28 Jul 2026US 12,691,422 B2NewSouth Innovations Pty Limited
- Direct air capture of carbon dioxide with nanofluidic flows30 Jun 2026US 12,667,806 B1National Technology & Engineering Solutions of Sandia, LLC
- Compounds, compositions and polymer films19 May 2026US 12,630,502 B2FUJIFILM Corporation
- Separation membrane complex, method of producing separation membrane complex, and separation method28 Apr 2026US 12,611,634 B2NGK Insulators, Ltd.
- Hydrophilic membrane separation layer31 Mar 2026US 12,589,360 B2Nitto Denko Corporation
- Direct air capture of carbon dioxide with nanofluidic flows8 Oct 2026US 2026/0307002 A1National Technology & Engineering Solutions of Sandia, LLC
- Composite semipermeable membrane, composite semipermeable membrane module, fluid separation device, and method for producing composite semipermeable membrane6 Aug 2026US 2026/0225045 A1Toray Industries, Inc.
- Gas separation membrane, method of preparing the same, and module including the same30 Jul 2026US 2026/0216662 A1Samsung Electronics Co., Ltd.
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis23 Jul 2026US 2026/0208117 A1Qatar University
- Partially fluorinated amphiphilic block copolymer and polymer membrane for gas separation comprising the same23 Jul 2026US 2026/0209422 A1UIF (University Industry Foundation), Yonsei University
Most cited
By later US patents
- Composite hydrogen separation element and module185US 5,498,278 ABend Research, Inc. · 1996
- Method of making a product with a micro or nano sized structure and product158US 7,531,120 B2Aquamarijn Holding B.V. · 2009
- Smoke filter119US 5,108,474 AW. L. Gore & Associates, Inc. · 1992
- Composite membrane for facilitated transport processes117US 5,082,472 A1992
- Electrochemical device using multicomponent composite membrane film103US 7,014,948 B2LG Chem.Ltd. · 2006