C07K 1/34
By filtration, ultrafiltration or reverse osmosis
Official title: by filtration, ultrafiltration or reverse osmosis
C07K1/34 (By filtration, ultrafiltration or reverse osmosis) appears on 471 US grants and 836 published applications in this corpus.
Search patents in C07K- Granted patents
- 471
- Published applications
- 836
- Assignees
- 444
- Inventors
- 1,860
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 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 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 10 | 13 |
| 2003 | 7 | 13 |
| 2004 | 4 | 11 |
| 2005 | 8 | 12 |
| 2006 | 7 | 15 |
| 2007 | 6 | 10 |
| 2008 | 5 | 11 |
| 2009 | 4 | 15 |
| 2010 | 8 | 17 |
| 2011 | 3 | 15 |
| 2012 | 11 | 23 |
| 2013 | 9 | 23 |
| 2014 | 25 | 30 |
| 2015 | 17 | 32 |
| 2016 | 12 | 35 |
| 2017 | 23 | 52 |
| 2018 | 15 | 38 |
| 2019 | 39 | 49 |
| 2020 | 36 | 52 |
| 2021 | 38 | 68 |
| 2022 | 36 | 74 |
| 2023 | 28 | 49 |
| 2024 | 27 | 69 |
| 2025 | 39 | 60 |
| 2026 | 22 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for providing proteinaceous composition6 Oct 2026US 12,751,468 B2Michael Foods, Inc.
- Bioprocess with reduced fouling on surfaces15 Sep 2026US 12,734,465 B2Nutrition & Biosciences USA 1, LLC
- Filtration unit and a method for biomaterial purification18 Aug 2026US 12,709,631 B2Life Technologies Corporation
- Methods for harvesting biomolecules18 Aug 2026US 12,709,632 B2Amgen Inc.
- Silk-based products, formulations, and methods of use11 Aug 2026US 12,703,725 B2Cocoon Biotech Inc.
- Keratin YK93-2, and Preparation Method Therefor, Pharmaceutical Composition Thereof and Use Thereof1 Oct 2026US 2026/0297147 A1Institute of Materia Medica, Chinese Academy of Medical Sciences
- Il-22 fc fusion proteins and methods of use1 Oct 2026US 2026/0297150 A1Genentech, Inc.
- Culture Method1 Oct 2026US 2026/0297643 A1Thermo Fisher Scientific Baltics UAB
- Stable hemoglobin protein composition24 Sep 2026US 2026/0285944 A1Prolong Pharmaceuticals, LLC
- Highly purified epcoritamab compositions24 Sep 2026US 2026/0285977 A1Genmab A/S
Most cited
By later US patents
- Surface-modifying endgroups for biomedical polymers517US 5,589,563 AThe Polymer Technology Group · 1996
- Systems for premeating molecules of predetermined molecular weight range361US 5,756,632 AThe Polymer Technology Group · 1998
- Copolymers and non-porous, semi-permeable membrane thereof and its use for permeating molecules of predetermined molecular weight range303US 5,428,123 AThe Polymer Technology Group · 1995
- Block copolymer processing for mesostructured inorganic oxide materials131US 6,592,764 B1The Regents of the University of California · 2003
- Non-affinity purification of proteins117US 7,323,553 B2Genentech, Inc. · 2008