C07K 1/20
Partition-, reverse-phase or hydrophobic interaction chromatography
C07K1/20 (Partition-, reverse-phase or hydrophobic interaction chromatography) appears on 269 US grants and 436 published applications in this corpus.
Search patents in C07K- Granted patents
- 269
- Published applications
- 436
- Assignees
- 240
- Inventors
- 1,017
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 7 |
| 2003 | 1 | 4 |
| 2004 | 1 | 9 |
| 2005 | 4 | 6 |
| 2006 | 2 | 18 |
| 2007 | 4 | 10 |
| 2008 | 6 | 15 |
| 2009 | 3 | 12 |
| 2010 | 3 | 20 |
| 2011 | 6 | 15 |
| 2012 | 13 | 19 |
| 2013 | 10 | 19 |
| 2014 | 13 | 20 |
| 2015 | 17 | 21 |
| 2016 | 18 | 24 |
| 2017 | 14 | 26 |
| 2018 | 15 | 11 |
| 2019 | 14 | 18 |
| 2020 | 11 | 25 |
| 2021 | 13 | 27 |
| 2022 | 19 | 35 |
| 2023 | 6 | 15 |
| 2024 | 18 | 33 |
| 2025 | 19 | 15 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of neutral pH mobile phases in reversed phase chromatography of acidic peptides12 May 2026US 12,624,065 B2Waters Technologies Corporation
- Labelling method to distinguish isobaric amino acids and amino acid combinations28 Apr 2026US 12,613,247 B2Rapid Novor Inc.
- Antibody purification and purity monitoring31 Mar 2026US 12,590,142 B2H. Lundbeck A.S.
- Manufacture of glucagon peptides17 Mar 2026US 12,577,274 B2Bachem Holding AG
- Hydrophobic interaction chromatography carrier and protein purification method17 Mar 2026US 12,577,275 B2Jnc Corporation
- Methods of reducing the enzymatic hydrolysis activity rate in a composition obtained from a purification platform17 Sep 2026US 2026/0274889 A1Genentech, Inc.
- Purification of soluble complement receptor and variants thereof10 Sep 2026US 2026/0265294 A1CSL Innovation Pty Ltd
- Hplc free purification of peptides by the use of new capping and capture reagents3 Sep 2026US 2026/0258079 A1Roche Diagnostics Operations, Inc.
- Method for preparing peptide-containing samples23 Jul 2026US 2026/0210817 A1Kazusa DNA Research Institute
- Composition and methods for cleaning9 Jul 2026US 2026/0192281 A1Genzyme Corporation
Most cited
By later US patents
- Low pH hydrophobic interaction chromatography for antibody purification599US 5,641,870 AGenentech, Inc. · 1997
- Antibody purification179US 7,863,426 B2Abbott Biotechnology Ltd. · 2011
- Protein purification process and product126US 4,289,690 AHoffmann-La Roche Inc. · 1981
- Method for the purification of intact, correctly-folded insulin-like growth factor-1118US 5,231,178 AThe Salk Institute Biotechnology/Industrial Associates, Inc. · 1993
- Composite materials comprising supported porous gels116US 7,316,919 B2Nysa Membrane Technologies · 2008