C12P 3/00
Preparation of elements or inorganic compounds except carbon dioxide
Official title: Preparation of elements or inorganic compounds except carbon dioxide {(recovery of carbon dioxides as by-products C12F3/02)}
C12P3/00 (Preparation of elements or inorganic compounds except carbon dioxide) appears on 616 US grants and 880 published applications in this corpus.
Search patents in C12P- Granted patents
- 616
- Published applications
- 880
- Assignees
- 515
- Inventors
- 1,919
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 6 | 4 |
| 2002 | 10 | 10 |
| 2003 | 8 | 12 |
| 2004 | 6 | 16 |
| 2005 | 8 | 18 |
| 2006 | 7 | 26 |
| 2007 | 12 | 36 |
| 2008 | 8 | 23 |
| 2009 | 9 | 42 |
| 2010 | 17 | 53 |
| 2011 | 24 | 43 |
| 2012 | 23 | 40 |
| 2013 | 34 | 39 |
| 2014 | 42 | 70 |
| 2015 | 30 | 51 |
| 2016 | 28 | 32 |
| 2017 | 34 | 36 |
| 2018 | 30 | 41 |
| 2019 | 27 | 33 |
| 2020 | 26 | 34 |
| 2021 | 24 | 28 |
| 2022 | 22 | 34 |
| 2023 | 16 | 35 |
| 2024 | 13 | 49 |
| 2025 | 30 | 50 |
| 2026 | 22 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for employing corn plant residue in the production of direct reduced iron6 Oct 2026US 12,753,421 B2
- Method for preparing natural nitrite6 Oct 2026US 12,753,422 B2Cj Cheiljedang Corporation
- Heterotrophic production methods for microbial biomass and bioproducts29 Sep 2026US 12,747,444 B2Kuehnle AgroSystems, Inc.
- Method of reducing nitrogen oxide concentration in sample, bioreactor, and plug flow reactor29 Sep 2026US 12,747,458 B2Korea Advanced Institute of Science and Technology
- Method for reducing measurement error8 Sep 2026US 12,730,116 B2Sekisui Medical Co., Ltd.
- Photobiological hydrogen production method based on cell engineering1 Oct 2026US 2026/0297629 A1Industry-Academic Cooperation Foundation, Yonsei University
- Device and method for capturing atmospheric pollutants10 Sep 2026US 2026/0265785 A1Life Work Servicos Especializados Ltda
- Enzyme-Decorated Nanocatalysts3 Sep 2026US 2026/0257211 A1Cassiopea S.P.A.
- Protein/oligonucleotide core-shell nanoparticle therapeutics27 Aug 2026US 2026/0248737 A1Northwestern University
- Inducible Ammonia Production from a Symbiotic Diazotroph, Methods of Creation and Uses Thereof20 Aug 2026US 2026/0242802 A1The Board of Trustees of the Leland Stanford Junior University
Most cited
By later US patents
- Processing biomass176US 7,932,065 B2Xyleco, Inc. · 2011
- Compositions including ammonia oxidizing bacteria to increase production of nitric oxide and nitric oxide precursors and methods of using same153US 7,820,420 B22010
- Photobioreactors and closed ecological life support systems and artifificial lungs containing the same85US 5,614,378 AThe Regents of the University of Michigan · 1997
- Dietary supplementation with, and methods for administration of yeast-derived selenium product63US 6,197,295 B1Viva America Marketing, Inc. · 2001
- Mutant microorganism and its use in removing organic sulfur compounds61US 4,562,156 AAtlantic Research Corporation · 1985