C12N 2501/80
Neurotransmitters
Official title: Neurotransmitters; Neurohormones
C12N2501/80 (Neurotransmitters) appears on 95 US grants and 160 published applications in this corpus.
Search patents in C12N- Granted patents
- 95
- Published applications
- 160
- Assignees
- 127
- Inventors
- 314
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 13 |
| 2003 | 1 | 4 |
| 2004 | 3 | 4 |
| 2005 | 3 | 4 |
| 2006 | 1 | 4 |
| 2007 | 3 | 3 |
| 2008 | 3 | 3 |
| 2009 | 0 | 7 |
| 2010 | 3 | 6 |
| 2011 | 0 | 3 |
| 2012 | 2 | 9 |
| 2013 | 2 | 8 |
| 2014 | 4 | 2 |
| 2015 | 2 | 7 |
| 2016 | 5 | 7 |
| 2017 | 9 | 11 |
| 2018 | 1 | 6 |
| 2019 | 7 | 6 |
| 2020 | 5 | 3 |
| 2021 | 3 | 9 |
| 2022 | 4 | 7 |
| 2023 | 3 | 6 |
| 2024 | 4 | 11 |
| 2025 | 3 | 8 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12N 2501/81AdrenalineIndexing code24
- C12N 2501/845Gamma amino butyric acid [gaba]Indexing code19
- C12N 2501/825SerotonineIndexing code17
- C12N 2501/82HistamineIndexing code14
- C12N 2501/815DopamineIndexing code9
- C12N 2501/805AcetylcholineIndexing code7
- C12N 2501/835Neuropeptide y [npy]Indexing code2
- C12N 2501/84Excitatory amino acidsIndexing code1
All 9 subgroupsShow fewer
Recent patents
- Differentiation method31 Mar 2026US 12,590,297 B2Koninklijke Nederlandse Akademie van Wetenschappen
- Method of cell culture24 Mar 2026US 12,584,113 B2Pfizer Inc.
- Epithelial cell differentiation of human mesenchymal stromal cells2 Sep 2025US 12,404,495 B2Yale University
- Cancer-killing cells29 Jul 2025US 12,370,216 B2LIfT BioSciences Ltd
- Inducing proliferation of cardiomyocytes and therapeutic uses related thereto13 May 2025US 12,295,930 B2Emory University
- Extracellular vesicles loaded with polydopamine nanoparticles, and preparation method27 Aug 2026US 2026/0248848 A1The Second Medical Center?Chinese PLA General Hospital
- Cancer-killing cells23 Jul 2026US 2026/0207663 A2LIfT BioSciences Ltd
- Method of cell culture9 Jul 2026US 2026/0193614 A1Pfizer Inc.
- Methods and pharmacological agents for increasing expansion, engraftment or immune output of human hematopoietic stem cells in transplantation and disease settings7 May 2026US 2026/0125645 A1Valorisation Hsj, Limited Partnership
- Age-modulating compounds and methods for making age-modulated cells7 May 2026US 2026/0125647 A1Memorial Hospital for Cancer and Allied Diseases
Most cited
By later US patents
- Chemically defined medium for human mesenchymal stem cells174US 5,908,782 AOsiris Therapeutics, Inc. · 1999
- Culturing human embryonic stem cells in medium containing pipecholic acid and gamma amino butyric acid139US 7,442,548 B2Wisconsin Alumni Research Foundation · 2008
- Medium containing pipecholic acid and gamma amino butyric acid and culture of embryonic stem cells138US 7,449,334 B2Wisconsin Alumni Research Foundation · 2008
- Progenitor cells and methods and uses related thereto95US 6,610,535 B1ES Cell International PTE Ltd. · 2003
- Methods for differentiating neural stem cells to neurons or smooth muscle cells using TGT-.beta. super family growth factors78US 6,001,654 ACalifornia Institute of Technology · 1999