A62D 3/02
Processes for making harmful chemical substances harmless or less harmful, by effecting
Official title: by biological methods, i.e. processes using enzymes or microorganisms
A62D3/02 (Processes for making harmful chemical substances harmless or less harmful, by effecting) appears on 230 US grants and 165 published applications in this corpus.
Search patents in A62D- Granted patents
- 230
- Published applications
- 165
- Assignees
- 181
- Inventors
- 641
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 23 | 0 |
| 1997 | 13 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 0 |
| 2002 | 4 | 2 |
| 2003 | 6 | 4 |
| 2004 | 3 | 4 |
| 2005 | 2 | 2 |
| 2006 | 3 | 2 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 0 | 5 |
| 2010 | 1 | 10 |
| 2011 | 3 | 12 |
| 2012 | 6 | 10 |
| 2013 | 7 | 6 |
| 2014 | 10 | 12 |
| 2015 | 4 | 14 |
| 2016 | 7 | 6 |
| 2017 | 8 | 7 |
| 2018 | 4 | 5 |
| 2019 | 14 | 16 |
| 2020 | 6 | 9 |
| 2021 | 8 | 8 |
| 2022 | 5 | 4 |
| 2023 | 2 | 4 |
| 2024 | 5 | 5 |
| 2025 | 3 | 8 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon monoxide dehydrogenase having excellent oxygen resistance and enzyme activity, and use thereof30 Dec 2025US 12,509,664 B2Unist (Ulsan National Institute of Science and Technology)
- Zavarzinia compransoris capable of degrading organophosphorus flame retardant and use thereof12 Aug 2025US 12,385,006 B2Guangdong University of Technology
- Polymer immobilization matrix for containment of hazardous materials and methods of using the same17 Jun 2025US 12,330,006 B2University of Rhode Island Board of Trustees
- Hydrogel-enzyme systems and methods24 Sep 2024US 12,098,272 B2The United States of America as represented by the Secretary of the Army
- Hierarchical magnetic nanoparticle-enzyme mesoporous assemblies embedded in macroporous scaffolds10 Sep 2024US 12,084,649 B2Cornell University
- Fumonisin enzymatic degradation14 May 2026US 2026/0131180 A1Consejo Superior de Investigaciones Cientificas
- Methods of washing a grain particle material and/or a stillage composition, and related systems and biorefineries16 Apr 2026US 2026/0102793 A1
- Bioremediation of perchlorates via bacterium gene insertion5 Mar 2026US 2026/0061242 A1
- Application of loigolactobacillus coryniformis subsp.coryniformis in efficient degradation of aflatoxin11 Dec 2025US 2025/0375645 A1Zhejiang University of Technology
- Transgenic animals for mercury bioremediation7 Aug 2025US 2025/0248378 A1Macquarie University
Most cited
By later US patents
- Stimulation of biooxidation processes in subterranean formations73US 4,588,506 AFMC Corporation · 1986
- Bacteria capable of dissimilation of environmentally persistent chemical compounds50US 4,535,061 AUniversity of Illinois Foundation · 1985
- Analog enrichment decontamination process48US 4,664,805 AThe Regents of the University of California · 1987
- Method and apparatus for processing organic chlorine compounds45US 6,723,242 B1Sumitomo Heavy Industries, Ltd. · 2004
- Method for enhancing the biodegradation of biodegradable organic wastes44US 5,401,413 AYissum Research Development Company of the Hebrew University of Jerusalem · 1995