C12N 1/38
Chemical stimulation of growth or activity by addition of chemical compounds which
Official title: Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factors; Stimulation of growth by removal of a chemical compound (C12N1/34 takes precedence)
C12N1/38 (Chemical stimulation of growth or activity by addition of chemical compounds which) appears on 524 US grants and 631 published applications in this corpus.
Search patents in C12N- Granted patents
- 524
- Published applications
- 631
- Assignees
- 494
- Inventors
- 1,885
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 2 |
| 2002 | 5 | 6 |
| 2003 | 6 | 12 |
| 2004 | 5 | 6 |
| 2005 | 3 | 15 |
| 2006 | 2 | 7 |
| 2007 | 6 | 18 |
| 2008 | 4 | 11 |
| 2009 | 2 | 16 |
| 2010 | 8 | 30 |
| 2011 | 11 | 34 |
| 2012 | 14 | 34 |
| 2013 | 21 | 51 |
| 2014 | 22 | 40 |
| 2015 | 30 | 27 |
| 2016 | 36 | 29 |
| 2017 | 24 | 30 |
| 2018 | 19 | 25 |
| 2019 | 17 | 27 |
| 2020 | 17 | 29 |
| 2021 | 15 | 35 |
| 2022 | 22 | 39 |
| 2023 | 22 | 35 |
| 2024 | 22 | 32 |
| 2025 | 19 | 27 |
| 2026 | 9 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electroporation device and method for producing cells with introduced foreign substance6 Oct 2026US 12,753,383 B2National University Corporation Toyohashi University of Technology
- Acetolactate decarboxylase6 Oct 2026US 12,753,401 B2International N&H Denmark Aps
- Methods for increasing mannose content of recombinant proteins21 Jul 2026US 12,686,880 B2Amgen Inc.
- Method for increasing romidepsin production from fermentation broth2 Jun 2026US 12,644,096 B2Pro Farm Group, Inc.
- Enhanced microbial production of biosurfactants and other products, and uses thereof21 Apr 2026US 12,605,753 B2Locus Solutions Ipco, LLC
- Enhanced Microbial Production of Biosurfactants and Other Products, and Uses Thereof17 Sep 2026US 2026/0273600 A1Locus Solutions Ipco, LLC
- Methods to improve bioproduct production in cyanobacteria17 Sep 2026US 2026/0275393 A1
- Method for preparing cultures of lactic acid bacteria, products and culture media therefore10 Sep 2026US 2026/0265677 A1Chr. Hansen A/S
- Yeast mutant strain hs-y010 producing high-concentration heme, and method for high heme production using same13 Aug 2026US 2026/0234542 A1Hanwha Solutions Corporation
- Yeast mutant strain hs-y007 producing high concentration of heme, and method for high production of heme using same6 Aug 2026US 2026/0226517 A1Hanwha Solutions Corporation
Most cited
By later US patents
- Controlled-release microbe nutrients and method for bioremediation90US 5,340,376 AThe Sierra Horticultural Products Company · 1994
- Production of proteins by cell culture85US 6,413,746 B1Lonza Group, AG · 2002
- Surfactant-nutrients for bioremediation of hydrocarbon contaminated soils and water79US 5,514,588 AExxon Research & Engineering Co. · 1996
- Method for producing substance capable of stimulating differentiation and proliferation of human granulopoietic stem cells75US 4,342,828 AMorinaga Milk Industry Co., Ltd. · 1982
- Fatty acid based compositions for the control of established plant infections61US 5,366,995 AMycogen Corporation · 1994