C12N 2501/00
Active agents used in cell culture processes
Official title: Active agents used in cell culture processes, e.g. differentation
C12N2501/00 (Active agents used in cell culture processes) appears on 7,839 US grants and 16,015 published applications in this corpus.
Search patents in C12N- Granted patents
- 7,839
- Published applications
- 16,015
- Assignees
- 4,341
- Inventors
- 23,494
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 16 | 0 |
| 1993 | 17 | 0 |
| 1994 | 24 | 0 |
| 1995 | 26 | 0 |
| 1996 | 41 | 0 |
| 1997 | 82 | 0 |
| 1998 | 112 | 0 |
| 1999 | 93 | 0 |
| 2000 | 85 | 0 |
| 2001 | 95 | 47 |
| 2002 | 93 | 238 |
| 2003 | 98 | 294 |
| 2004 | 77 | 299 |
| 2005 | 95 | 349 |
| 2006 | 98 | 342 |
| 2007 | 96 | 328 |
| 2008 | 103 | 333 |
| 2009 | 134 | 427 |
| 2010 | 180 | 509 |
| 2011 | 171 | 495 |
| 2012 | 238 | 485 |
| 2013 | 227 | 510 |
| 2014 | 312 | 526 |
| 2015 | 363 | 631 |
| 2016 | 393 | 699 |
| 2017 | 374 | 764 |
| 2018 | 473 | 807 |
| 2019 | 494 | 908 |
| 2020 | 474 | 948 |
| 2021 | 449 | 1047 |
| 2022 | 438 | 1131 |
| 2023 | 421 | 1093 |
| 2024 | 513 | 1113 |
| 2025 | 519 | 990 |
| 2026 | 378 | 702 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12N 2501/10Growth factorsIndexing code3,353
- C12N 2501/20CytokinesIndexing code2,334
- C12N 2501/30HormonesIndexing code1,565
- C12N 2501/40Regulators of developmentIndexing code1,317
- C12N 2501/50Cell markersIndexing code1,234
- C12N 2501/70EnzymesIndexing code1,211
- C12N 2501/999Small molecules not provided for elsewhereIndexing code1,085
- C12N 2501/998Proteins not provided for elsewhereIndexing code1,041
All 21 subgroupsShow fewer
- C12N 2501/60Transcription factorsIndexing code814
- C12N 2501/01Modulators of camp or cgmpIndexing code323
- C12N 2501/90PolysaccharidesIndexing code316
- C12N 2501/04ImmunosuppressorsIndexing code140
- C12N 2501/65MicrornaIndexing code137
- C12N 2501/06Anti-neoplasic drugs, anti-retroviral drugsIndexing code126
- C12N 2501/02Compounds of the arachidonic acid pathwayIndexing code124
- C12N 2501/065Modulators of histone acetylationIndexing code121
- C12N 2501/05AdjuvantsIndexing code110
- C12N 2501/80NeurotransmittersIndexing code95
- C12N 2501/85Hormones derived from pro-opiomelanocortin, pro-enkephalin or pro-dynorphinIndexing code19
- C12N 2501/07Heat shock proteinsIndexing code16
- C12N 2501/03Compounds acting on the no pathwayIndexing code7
Recent patents
- Induced pluripotent stem cell derived glial enriched progenitor cells for the treatment of white matter stroke6 Oct 2026US 12,751,976 B2The Regents of the University of California
- Methods and compositions for promoting survival and proliferation of endothelial cells and stimulating angiogenesis6 Oct 2026US 12,753,384 B2Cornell Research Foundation, Inc.
- Composition for inducing direct cross differentiation of somatic cell into motor neuron, and method for using same6 Oct 2026US 12,753,385 B2Unist (Ulsan National Institute of Science and Technology)
- Immortalized keratinocytes, lentivirus for keratinocyte immortalization, and methods of use6 Oct 2026US 12,753,388 B2Regents of the University of Minnesota
- Methods of culturing quiescent hematopoietic stem cells and treatment methods6 Oct 2026US 12,753,389 B2Icahn School of Medicine at Mount Sinai
- Composition for inducing immunotolerance8 Oct 2026US 2026/0306540 A1
- Novel phosphoantigen prodrug compound and use thereof8 Oct 2026US 2026/0306541 A1
- Methods and compositions related to platelet releasate and platelet-rich fibrin8 Oct 2026US 2026/0306546 A1Biobridge Global
- Production of a probiotic composition8 Oct 2026US 2026/0306558 A1Blis Technologies Limited
- Application of stem cells or transgenic stem cells8 Oct 2026US 2026/0306716 A1Anhui Longhui Stem Cell Biotechnology Co., Ltd
Most cited
By later US patents
- Human mesenchymal stem cells813US 5,486,359 AOsiris Therapeutics, Inc. · 1996
- Method for treating connective tissue disorders633US 5,226,914 A1993
- Handheld electromechanical surgical system627US 10,932,784 B2Covidien LP · 2021
- Isolation of precursor cells from hematopoietic and nonhematopoietic tissues and their use in vivo bone and cartilage regeneration549US 6,200,606 B1DePuy Orthopaedics, Inc. · 2001
- Methods for inducing a population of T cells to proliferate using agents which recognize TCR/CD3 and ligands which stimulate an accessory molecule on the surface of the T cells512US 6,352,694 B1Genetics Institute, Inc. · 2002