B01D 67/0004
By agglomeration of particles
Official title: {by agglomeration of particles}
B01D67/0004 (By agglomeration of particles) appears on 187 US grants and 302 published applications in this corpus.
Search patents in B01D- Granted patents
- 187
- Published applications
- 302
- Assignees
- 220
- Inventors
- 762
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 1 | 4 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 3 | 5 |
| 2010 | 2 | 3 |
| 2011 | 0 | 4 |
| 2012 | 1 | 7 |
| 2013 | 0 | 6 |
| 2014 | 5 | 8 |
| 2015 | 5 | 14 |
| 2016 | 6 | 8 |
| 2017 | 8 | 18 |
| 2018 | 10 | 23 |
| 2019 | 16 | 21 |
| 2020 | 17 | 40 |
| 2021 | 19 | 19 |
| 2022 | 20 | 27 |
| 2023 | 22 | 23 |
| 2024 | 17 | 31 |
| 2025 | 15 | 16 |
| 2026 | 8 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Soy proteins for preparation of gels, fibers and films7 Jul 2026US 12,673,031 B2The Regents of the University of California
- Nanoparticle filtration membrane and the manufacturing method thereof16 Jun 2026US 12,654,135 B2Cabomba LLC
- Alumina-supported polypyrrole modified oxidized graphitic carbon nitride membrane2 Jun 2026US 12,643,078 B1King Fahd University of Petroleum and Minerals
- Membrane comprising biopolymers and carbon nanomaterials for removing heavy metals in polluted waters2 Jun 2026US 12,643,088 B2Universidad TéCnica Federico Santa MaríA
- Polymeric fabric19 May 2026US 12,629,920 B2Sefar AG
- Ultrafast water flux through hot-pressed solution blown spun nanofiber-based thin film composite membranes for forward osmosis23 Jul 2026US 2026/0208117 A1Qatar University
- Mxene membrane with gradient pores, preparation method and application thereof23 Jul 2026US 2026/0208121 A1South China University of Technology
- Polyimide Membranes with Tunable Functionalization for Selective Removal of Per- and Polyfluoroalkyl Substances (PFAS)23 Jul 2026US 2026/0208122 A1Polykala Technologies, LLC
- Ultrafiltration membrane for oil/water separation and method of preparation thereof23 Jul 2026US 2026/0208126 A1King Fahd University of Petroleum and Minerals
- Nano-membrane, electronic device including the same, and method for manufacturing the nano-membrane23 Jul 2026US 2026/0209030 A1Kolon Industries, Inc.
Most cited
By later US patents
- Cross-linkable and cross-linked mixed matrix membranes and methods of making the same48US 7,485,173 B1Uop LLC · 2009
- Porous article40US 8,808,848 B2W. L. Gore & Associates, Inc. · 2014
- Metal oxide ultrafine fiber-based composite separator with heat resistance and secondary battery using same38US 9,180,412 B2Korean Institute of Science and Technolo · 2015
- Process for producing porous polytetrafluoroethylene film29US 5,217,666 ADaikin Industries, Ltd. · 1993
- Porous PTFE structures20US 5,677,031 AW. L. Gore & Associates, Inc. · 1997