C12M 21/00
Bioreactors or fermenters specially adapted for specific uses
Official title: {Bioreactors or fermenters specially adapted for specific uses (digesters for manure A01C3/023; apparatus for PCR B01L7/52; destroying or transforming solid waste B09B3/00; methods for genetic engineering C12N15/00, C12Q1/68; nucleic acid amplification reactions C12Q1/6844)}
C12M21/00 (Bioreactors or fermenters specially adapted for specific uses) appears on 3,200 US grants and 5,143 published applications in this corpus.
Search patents in C12M- Granted patents
- 3,200
- Published applications
- 5,143
- Assignees
- 2,525
- Inventors
- 10,028
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 15 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 21 | 0 |
| 1981 | 21 | 0 |
| 1982 | 26 | 0 |
| 1983 | 14 | 0 |
| 1984 | 25 | 0 |
| 1985 | 15 | 0 |
| 1986 | 22 | 0 |
| 1987 | 21 | 0 |
| 1988 | 13 | 0 |
| 1989 | 16 | 0 |
| 1990 | 21 | 0 |
| 1991 | 17 | 0 |
| 1992 | 17 | 0 |
| 1993 | 19 | 0 |
| 1994 | 14 | 0 |
| 1995 | 21 | 0 |
| 1996 | 24 | 0 |
| 1997 | 22 | 0 |
| 1998 | 30 | 0 |
| 1999 | 23 | 0 |
| 2000 | 19 | 0 |
| 2001 | 29 | 10 |
| 2002 | 31 | 29 |
| 2003 | 28 | 41 |
| 2004 | 21 | 48 |
| 2005 | 25 | 56 |
| 2006 | 21 | 62 |
| 2007 | 22 | 64 |
| 2008 | 22 | 115 |
| 2009 | 33 | 144 |
| 2010 | 60 | 231 |
| 2011 | 60 | 250 |
| 2012 | 98 | 234 |
| 2013 | 122 | 277 |
| 2014 | 141 | 256 |
| 2015 | 149 | 250 |
| 2016 | 145 | 282 |
| 2017 | 156 | 287 |
| 2018 | 161 | 204 |
| 2019 | 177 | 257 |
| 2020 | 159 | 282 |
| 2021 | 161 | 313 |
| 2022 | 170 | 277 |
| 2023 | 179 | 357 |
| 2024 | 208 | 344 |
| 2025 | 213 | 260 |
| 2026 | 144 | 213 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12M 21/08Bioreactors or fermenters specially adapted for specific uses: for producing artificial tissue943
- C12M 21/04Bioreactors or fermenters specially adapted for specific uses: for producing gas850
- C12M 21/02Photobioreactors652
- C12M 21/12Bioreactors or fermenters specially adapted for specific uses: for producing fuels or392
- C12M 21/18Apparatus specially designed for the use of free, immobilized or carrier-bound enzymes265
- C12M 21/06Bioreactors or fermenters specially adapted for specific uses: for in vitro fertilization142
- C12M 21/16Solid state fermenters75
- C12M 21/14Bioreactors or fermenters specially adapted for specific uses: for producing enzymes29
Recent patents
- CO2-fed photobioreactor6 Oct 2026US 12,753,380 B2Phyco2 LLC
- Cell culture method and cell culture device used with cell culture method6 Oct 2026US 12,753,395 B2Yamaguchi University
- On-demand assembleable heterogeneous cell-culture platform29 Sep 2026US 12,747,420 B1North Carolina Agricultural and Technical State University
- Complex microfluidic models for ALS including NF biomarkers for ALS research and drug development29 Sep 2026US 12,748,102 B2Cedars-Sinai Medical Center
- Circular moving layout structure and method for stacked biological culture trays on ground, and pasture plant22 Sep 2026US 12,740,515 B2Qingdao Renjinli Innovation Technology Center (Sole Proprietorship)
- Microphysiological system devices with self-contained photonic integrated circuit sensors8 Oct 2026US 2026/0308497 A1University of Rochester
- Lymphoid tissues with switchable protein gradients8 Oct 2026US 2026/0308498 A1Georgia Tech Research Corporation
- Method for 3d printing of vascularized tissues and organs8 Oct 2026US 2026/0308499 A1Technische UniversitäT Berlin
- Method for producing bioethanol and device for producing bioethanol8 Oct 2026US 2026/0308643 A1ARKHE Co., Ltd.
- Method for controlling biogas production processes and digester for biogas production1 Oct 2026US 2026/0297480 A1
Most cited
By later US patents
- Vivo refillable glucose sensor900US 4,986,271 AUniversity of New Mexico · 1991
- Method and system for determining bioactive substances458US 5,411,866 ANational Research Council of Canada · 1995
- Enzyme electrode and method for dextran analysis456US 4,552,840 ACalifornia and Hawaiian Sugar Company · 1985
- Glucose sensor with gel-immobilized glucose oxidase and gluconolactonase407US 5,082,786 ANEC Corporation · 1992
- Architecture tool and methods of use328US 6,986,739 B2Sciperio, Inc · 2006