C01G 28/00
Compounds of arsenic
C01G28/00 (Compounds of arsenic) appears on 170 US grants and 93 published applications in this corpus.
Search patents in C01G- Granted patents
- 170
- Published applications
- 93
- Assignees
- 138
- Inventors
- 401
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 8 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 0 | 6 |
| 2009 | 2 | 2 |
| 2010 | 1 | 11 |
| 2011 | 5 | 3 |
| 2012 | 5 | 3 |
| 2013 | 4 | 3 |
| 2014 | 2 | 3 |
| 2015 | 1 | 2 |
| 2016 | 1 | 7 |
| 2017 | 6 | 8 |
| 2018 | 5 | 8 |
| 2019 | 6 | 6 |
| 2020 | 6 | 7 |
| 2021 | 5 | 3 |
| 2022 | 6 | 5 |
| 2023 | 5 | 1 |
| 2024 | 3 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solid-state electrolyte for solid-state rechargeable sodium-ions batteries4 Aug 2026US 12,700,614 B2Umicore AG & Co. KG
- Photoactive, inorganic ligand-capped inorganic nanocrystals1 Apr 2025US 12,265,328 B2The University of Chicago
- Gallium arsenide substrate comprising a surface oxide layer with improved surface homogeneity21 Jan 2025US 12,205,815 B2Freiberger Compound Materials GmbH
- Optical thin film for meta-surface and meta-optical device including the same12 Nov 2024US 12,140,734 B2Samsung Electronics Co., Ltd.
- Method of producing quantum dot, quantum dot produced by the same, and photodevice comprising the quantum dot22 Oct 2024US 12,122,951 B2Research & Business Foundation Sungkyunkwan University
- Shape-controlled synthesis of iii-v colloidal nanocrystals30 Jul 2026US 2026/0217640 A1Quantum Science Ltd
- Intelligent decision-making and control method and system for microchemical reaction in stepwise sulfidation of high arsenic-contain ed waste acid from copper smelter19 Mar 2026US 2026/0078013 A1Tongji University
- Precursor material for synthesis of group iii-v quantum dots and preparation method therefor3 Jul 2025US 2025/0215314 A1Research & Business Foundation Sungkyunkwan University
- Method of producing quantum dot, quantum dot produced by the same, and photodevice comprising the quantum dot9 Jan 2025US 2025/0011648 A1Research & Business Foundation Sungkyunkwan University
- A solid-state electrolyte for solid-state rechargeable sodium-ions batteries28 Mar 2024US 2024/0105987 A1Umicore AG & Co. KG
Most cited
By later US patents
- Stabilized semiconductor nanocrystals110US 7,160,613 B2Massachusetts Institute of Technology · 2007
- Crystals of (K, Rb, NH.sub.4)TiO(P, As)O.sub.4 and their use in electrooptic devices63US 3,949,323 AE. I. Du Pont de Nemours and Company · 1976
- Removal of heavy metals from waste water61US 4,731,187 AMiyoshi Yushi Kabushiki Kaisha · 1988
- Compositions and methods using substances containing carbon58US 7,939,336 B2Calera Corporation · 2011
- High-energy, rechargeable, electrochemical cells with non-aqueous electrolytes40US 6,316,141 B1Bar-Ilan University · 2001