B01D 71/0215
Silicon carbide
Official title: {Silicon carbide; Silicon nitride; Silicon oxycarbide}
B01D71/0215 (Silicon carbide) appears on 198 US grants and 205 published applications in this corpus.
Search patents in B01D- Granted patents
- 198
- Published applications
- 205
- Assignees
- 162
- Inventors
- 536
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 1 |
| 2003 | 4 | 9 |
| 2004 | 4 | 11 |
| 2005 | 6 | 8 |
| 2006 | 5 | 9 |
| 2007 | 6 | 4 |
| 2008 | 2 | 10 |
| 2009 | 4 | 4 |
| 2010 | 4 | 6 |
| 2011 | 7 | 8 |
| 2012 | 3 | 4 |
| 2013 | 4 | 3 |
| 2014 | 5 | 9 |
| 2015 | 3 | 11 |
| 2016 | 3 | 5 |
| 2017 | 2 | 13 |
| 2018 | 9 | 9 |
| 2019 | 10 | 10 |
| 2020 | 8 | 15 |
| 2021 | 11 | 11 |
| 2022 | 11 | 11 |
| 2023 | 7 | 12 |
| 2024 | 7 | 7 |
| 2025 | 13 | 10 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filtration membrane26 May 2026US 12,636,621 B2The Regents of the University of California
- Polyamide-functionalized silicon carbide (SiC) nanoparticles-based ceramic membrane for separating an oil and water mixture12 May 2026US 12,624,143 B2King Fahd University of Petroleum and Minerals
- Separation membrane complex, method of producing separation membrane complex, and separation method28 Apr 2026US 12,611,634 B2NGK Insulators, Ltd.
- Method for preparing LUO HAN GUO sweetening composition from Siraitia grosvenorii and use thereof13 Jan 2026US 12,520,862 B2Hunan Nutramax Inc.
- Filter comprising a silicone carbide separator layer30 Dec 2025US 12,508,552 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Gas purification method10 Sep 2026US 2026/0264002 A1Shenyang Starlight New Materials Co., Ltd.
- Method and System for Azeotropic Separation Using Organophobic Ceramic Membranes27 Aug 2026US 2026/0249254 A1Molecular Filtration, Inc.
- Spray Device and Method of Manufacturing the Same6 Aug 2026US 2026/0225116 A1
- Filtration membrane, filtration device and manufacturing method of filtration membrane18 Jun 2026US 2026/0166495 A1Industrial Technology Research Institute
- Device for filtering particles from a fluid and a method for manufacturing the device13 Nov 2025US 2025/0345754 A1Stichting IMEC Nederland
Most cited
By later US patents
- Mesoscale sample preparation device and systems for determination and processing of analytes678US 5,726,026 AThe Trustees of the University of Pennsylvania · 1998
- Mesoscale sample preparation device and systems for determination and processing of analytes335US 5,928,880 AThe Trustees of the University of Pennsylvania · 1999
- Formation of microstructures by multiple level deep X-ray lithography with sacrificial metal layers223US 5,190,637 AWisconsin Alumni Research Foundation · 1993
- Membrane filter and a method of manufacturing the same as well as a membrane218US 5,753,014 A1998
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994