C12N 5/005
Protein-free medium
Official title: {Protein-free medium}
C12N5/005 (Protein-free medium) appears on 65 US grants and 92 published applications in this corpus.
Search patents in C12N- Granted patents
- 65
- Published applications
- 92
- Assignees
- 49
- Inventors
- 160
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 1 | 2 |
| 2011 | 3 | 5 |
| 2012 | 2 | 3 |
| 2013 | 2 | 7 |
| 2014 | 3 | 4 |
| 2015 | 3 | 9 |
| 2016 | 9 | 6 |
| 2017 | 3 | 8 |
| 2018 | 6 | 2 |
| 2019 | 0 | 3 |
| 2020 | 3 | 9 |
| 2021 | 1 | 4 |
| 2022 | 7 | 6 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 4 | 0 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cell culture medium comprising small peptides20 Jan 2026US 12,529,029 B2Life Technologies Corporation
- Methods of culturing a mammalian cell2 Dec 2025US 12,486,524 B2Genzyme Corporation
- Streamlined methods for making liquid media25 Nov 2025US 12,480,091 B2Life Technologies Corporation
- Serum-free cell culture medium17 Jun 2025US 12,331,341 B2Regeneron Pharmaceuticals, Inc.
- Cell culture media and methods21 Jan 2025US 12,203,095 B2Life Technologies Corporation
- Freeze-dried cell culture media and supplements20 Aug 2026US 2026/0242722 A1Life Technologies Corporation
- Cell culture medium comprising small peptides9 Jul 2026US 2026/0193600 A1Life Technologies Corporation
- Cell culture compositions and methods for polypeptide production16 Apr 2026US 2026/0103738 A1Genentech, Inc.
- Streamlined Methods for Making Liquid Media19 Feb 2026US 2026/0049274 A1Life Technologies Corporation
- Culture medium composition and method of culturing cell or tissue using thereof22 Aug 2024US 2024/0279597 A1Kyoto University
Most cited
By later US patents
- Protein-free culture medium464US 4,767,704 AColumbia University in the City of New York · 1988
- Serum-free, synthetic, completely chemically defined tissue culture media450US 4,657,866 A1987
- Cell culture medium for enhanced cell growth, culture longevity, and product expression160US 6,048,728 AChiron Corporation · 2000
- Methods and host cells for improved cell culture44US 6,413,744 B1Immunex Corporation · 2002
- Production of viruses in tissue culture without use of serum39US 4,072,565 AThe Dow Chemical Company · 1978