C12N 2502/13
Connective tissue cells
Official title: connective tissue cells; generic mesenchyme cells, e.g. so-called "embryonic fibroblasts"
C12N2502/13 (Connective tissue cells) appears on 919 US grants and 1,713 published applications in this corpus.
Search patents in C12N- Granted patents
- 919
- Published applications
- 1,713
- Assignees
- 828
- Inventors
- 3,115
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 10 | 0 |
| 1996 | 11 | 0 |
| 1997 | 16 | 0 |
| 1998 | 19 | 0 |
| 1999 | 20 | 0 |
| 2000 | 20 | 0 |
| 2001 | 24 | 10 |
| 2002 | 14 | 52 |
| 2003 | 23 | 47 |
| 2004 | 10 | 53 |
| 2005 | 17 | 71 |
| 2006 | 19 | 50 |
| 2007 | 16 | 59 |
| 2008 | 22 | 63 |
| 2009 | 21 | 62 |
| 2010 | 28 | 86 |
| 2011 | 28 | 70 |
| 2012 | 47 | 73 |
| 2013 | 28 | 69 |
| 2014 | 52 | 69 |
| 2015 | 48 | 64 |
| 2016 | 37 | 62 |
| 2017 | 42 | 69 |
| 2018 | 39 | 71 |
| 2019 | 35 | 70 |
| 2020 | 27 | 83 |
| 2021 | 35 | 77 |
| 2022 | 40 | 101 |
| 2023 | 47 | 79 |
| 2024 | 44 | 84 |
| 2025 | 37 | 65 |
| 2026 | 24 | 54 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12N 2502/1323Adult fibroblastsIndexing code304
- C12N 2502/1352Mesenchymal stem cellsIndexing code211
- C12N 2502/1394Bone marrow stromal cellsIndexing code128
- C12N 2502/1347Smooth muscle cellsIndexing code50
- C12N 2502/1311Osteocytes, osteoblasts, odontoblastsIndexing code47
- C12N 2502/1305AdipocytesIndexing code42
- C12N 2502/1329CardiomyocytesIndexing code41
- C12N 2502/1335Skeletal muscle cells, myocytes, myoblasts, myotubesIndexing code38
Recent patents
- Neo-Islets comprising stem and islet cells and treatment of diabetes mellitus therewith6 Oct 2026US 12,753,392 B2SymbioCellTech, LLC
- Suppression of diabetes using exosomes from stem cell programmed myeloid cells22 Sep 2026US 12,741,015 B2Creative Medical Technologies, Inc.
- Methods of bioengineering internal anal sphincter constructs22 Sep 2026US 12,741,058 B2Wake Forest University Health Sciences
- Method for freezing cell structure25 Aug 2026US 12,714,096 B2Kyoto Prefectural Public University Corporation
- Methods for the production of cardiac fibroblasts25 Aug 2026US 12,714,728 B2FUJIFILM Cellular Dynamics, Inc.
- Patrolling monocyte cellular therapy1 Oct 2026US 2026/0297525 A1New York Blood Center, Inc.
- Genetically engineered human fetal liver niche as platform for biomanufacturing of hematopoietic stem cells1 Oct 2026US 2026/0297528 A1Arizona Board of Regents on behalf of Arizona State University
- Cells, islets, and organoids that evade immune detection and autoimmunity, methods of production and use thereof1 Oct 2026US 2026/0297530 A1The Salk Institute for Biological Studies
- Synthetic notch receptors for use in customized spatial control of multiple gene expressions and uses thereof1 Oct 2026US 2026/0297539 A1The Regents of the University of California
- Creating biological fibers for tissue constructs24 Sep 2026US 2026/0286313 A1Regents of the University of Minnesota
Most cited
By later US patents
- Primate embryonic stem cells641US 5,843,780 AWisconsin Alumni Research Foundation · 1998
- Primate embryonic stem cells497US 6,200,806 B1Wisconsin Alumni Research Foundation · 2001
- Human hematopoietic stem cell388US 5,061,620 ASystemix, Inc. · 1991
- Three-dimensional cell and tissue culture system322US 4,963,489 AMarrow-Tech Incorporated · 1990
- Adipose-derived stem cells and lattices313US 6,777,231 B1The Regents of the University of California · 2004