F41H 11/134
Chemical systems
Official title: Chemical systems, e.g. with detection by vapour analysis
F41H11/134 (Chemical systems) appears on 28 US grants and 18 published applications in this corpus.
Search patents in F41H- Granted patents
- 28
- Published applications
- 18
- Assignees
- 23
- Inventors
- 76
- Latest grant
- 11 Jan 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vehicle and method for detecting and neutralizing an incendiary object11 Jan 2022US 11,221,196 B2Director General, Defence Research & Development Organisation (Drdo)
- System for detecting explosives16 Feb 2021US 10,921,098 B2ISENTECH Co., Ltd.
- Explosive-containing porous materials as non-detonable training aid30 Jul 2019US 10,365,075 B2Xplosafe, LLC
- K-9 training aids made using additive manufacturing20 Feb 2018US 9,897,419 B1Lawrence Livermore National Security, LLC
- Explosive and narcotics detection dog training with vapour or aerosol air impregnation7 Nov 2017US 9,807,979 B2The Secretary of State for Defence
- Explosive-containing porous materials as non-detonable training aid20 Jun 2019US 2019/0186878 A1Xplosafe, LLC
- System for detecting explosives4 Apr 2019US 2019/0101365 A1LG Electronics Inc.
- A vehicle and method for detecting and neutralizing an incendiary object6 Sep 2018US 2018/0252503 A1Director General, Defence Research & Development Organisation (Drdo)
- Probe for detecting underground substances, and method26 Mar 2015US 2015/0083901 A1Raytheon Company
- Explosive and narcotics detection dog training with vapour or aerosol air impregnation26 Feb 2015US 2015/0056913 A1The Secretary of State for Defence
Most cited
By later US patents
- Method and kit for detecting explosives40US 5,296,380 AIsrael Institute for Biological Research · 1994
- Explosives detection system for an aircraft33US 4,866,439 A1989
- Reconfigurable frequency selective surfaces for remote sensing of chemical and biological agents31US 7,679,563 B2The Penn State Research Foundation · 2010
- Non-detonable and non-explosive explosive simulators29US 5,648,636 AThe Regents of the University of California · 1997
- Explosive simulants for testing explosive detection systems29US 5,958,299 AThe Regents of the University of California · 1999