F42B 12/387
Passive tracers
Official title: {Passive tracers, e.g. using a reflector mounted on the projectile}
F42B12/387 (Passive tracers) appears on 30 US grants and 32 published applications in this corpus.
Search patents in F42B- Granted patents
- 30
- Published applications
- 32
- Assignees
- 11
- Inventors
- 36
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 3 |
| 2015 | 1 | 0 |
| 2016 | 3 | 3 |
| 2017 | 1 | 6 |
| 2018 | 2 | 1 |
| 2019 | 3 | 2 |
| 2020 | 3 | 3 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for improving terminal effect of an air-burst projectile17 Jun 2025US 12,332,023 B2Nostromo Ltd.
- Optically tracked projectile11 Mar 2025US 12,247,810 B2Nostromo Ltd.
- Toy gun16 Apr 2024US 11,959,724 B2
- Method and apparatus for improving the aim of a weapon station, firing a point-detonating or an air-burst projectile19 Mar 2024US 11,933,585 B2Nostromo Holdings, LLC
- Toy gun7 Mar 2023US 11,598,603 B2
- Method and apparatus for improving terminal effect of an air-burst projectile4 Jul 2024US 2024/0219148 A1Nostromo Holdings, LLC
- Optically tracked projectile22 Jun 2023US 2023/0194208 A1Nostromo Holdings, LLC
- Toy Gun8 Jun 2023US 2023/0175809 A1
- Toy Gun7 Jul 2022US 2022/0214134 A1
- Method and apparatus for improving the aim of a weapon station, firing a point-detonating or an air-burst projectile28 Apr 2022US 2022/0128336 A1Nostromo Holdings, LLC
Most cited
By later US patents
- Method of identifying hard targets42US 4,448,106 AMcDonnell Douglas Corporation · 1984
- System for transmitting light signals between a missile and a missile control station28US 4,096,380 A1978
- Non-pyrotechnic, low observable tracer19US 9,347,753 B1The United States of America as represented by the Secretary of the Army · 2016
- Method for mounting a radar reflector on an artillery shell8US 4,547,949 AContraves AG · 1985
- Systems and methods for providing a tracking system7US 8,128,520 B22012