A62D 2101/00
Harmful chemical substances made harmless, or less harmful, by effecting chemical change
A62D2101/00 (Harmful chemical substances made harmless, or less harmful, by effecting chemical change) appears on 1,503 US grants and 806 published applications in this corpus.
Search patents in A62D- Granted patents
- 1,503
- Published applications
- 806
- Assignees
- 919
- Inventors
- 3,262
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 11 | 0 |
| 1984 | 14 | 0 |
| 1985 | 19 | 0 |
| 1986 | 20 | 0 |
| 1987 | 22 | 0 |
| 1988 | 21 | 0 |
| 1989 | 31 | 0 |
| 1990 | 35 | 0 |
| 1991 | 38 | 0 |
| 1992 | 40 | 0 |
| 1993 | 47 | 0 |
| 1994 | 61 | 0 |
| 1995 | 75 | 0 |
| 1996 | 86 | 0 |
| 1997 | 69 | 0 |
| 1998 | 81 | 0 |
| 1999 | 81 | 0 |
| 2000 | 61 | 0 |
| 2001 | 50 | 11 |
| 2002 | 52 | 33 |
| 2003 | 44 | 54 |
| 2004 | 26 | 57 |
| 2005 | 30 | 39 |
| 2006 | 27 | 38 |
| 2007 | 20 | 30 |
| 2008 | 17 | 38 |
| 2009 | 25 | 35 |
| 2010 | 35 | 43 |
| 2011 | 29 | 37 |
| 2012 | 28 | 31 |
| 2013 | 21 | 22 |
| 2014 | 26 | 20 |
| 2015 | 16 | 47 |
| 2016 | 23 | 20 |
| 2017 | 29 | 28 |
| 2018 | 21 | 21 |
| 2019 | 29 | 36 |
| 2020 | 21 | 25 |
| 2021 | 23 | 26 |
| 2022 | 24 | 20 |
| 2023 | 12 | 21 |
| 2024 | 11 | 24 |
| 2025 | 14 | 31 |
| 2026 | 8 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A62D 2101/20Organic substancesIndexing code1,090
- A62D 2101/40Inorganic substancesIndexing code518
- A62D 2101/02Chemical warfare substancesIndexing code296
- A62D 2101/04PesticidesIndexing code164
- A62D 2101/08Toxic combustion residuesIndexing code106
- A62D 2101/06Explosives, propellants or pyrotechnicsIndexing code96
Recent patents
- System and method for pfas contaminated waste polymer solidification6 Oct 2026US 12,752,143 B1AVANTech, Inc.
- Method for modifying a yarn or textile fabric29 Sep 2026US 12,746,425 B2Centre National de la Recherche Scientifique (CNRS)
- Treatment solution and treatment method26 May 2026US 12,637,760 B2Kabushiki Kaisha Toshiba
- Applying chemical oxygen demand and heating value diagnostics to enhance performance of a SCWO process5 May 2026US 12,617,705 B2374Water Inc.
- Processes for removing perfluoroalkyl substances and regenerating an adsorbent used with same14 Apr 2026US 12,599,800 B2Uop LLC
- Method to Encapsulate Metal Organic Frameworks with Polymers to form Highly Porous Microbeads8 Oct 2026US 2026/0306894 A1TDA Research, Inc.
- Hydrothermal treatment of polymers containing perfluroalkyl and/or halogenated compounds8 Oct 2026US 2026/0308349 A1
- Method for extracting a solid energetic material from contaminated soil1 Oct 2026US 2026/0295646 A1
- Process for Treating Mercury Contaminated Waste for Landfill Disposal17 Sep 2026US 2026/0273323 A1Veolia ES Technical Solutions L.L.C.
- Method for removing pfas comprised in waste10 Sep 2026US 2026/0263857 A1Sarp Industries
Most cited
By later US patents
- Destruction of energetic materials1,020US 6,603,050 B2UXB International, Inc. · 2003
- Reactor and method for disassociating waste190US 5,301,620 AMolten Metal Technology, Inc. · 1994
- Method and system for forming carbon dioxide from carbon-containing materials in a molten bath of immiscible metals178US 5,177,304 AMolten Metal Technology, Inc. · 1993
- Method and system for controlling chemical reaction in a molten bath170US 5,191,154 AMolten Metal Technology, Inc. · 1993
- Method for indirect chemical reduction of metals in waste154US 5,322,547 AMolten Metal Technology, Inc. · 1994