H01H 71/524
The contact arm being pivoted on handle and mechanism spring acting between
Official title: {the contact arm being pivoted on handle and mechanism spring acting between cradle and contact arm}
H01H71/524 (The contact arm being pivoted on handle and mechanism spring acting between) appears on 67 US grants and 46 published applications in this corpus.
Search patents in H01H- Granted patents
- 67
- Published applications
- 46
- Assignees
- 20
- Inventors
- 91
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 8 |
| 2003 | 3 | 1 |
| 2004 | 5 | 8 |
| 2005 | 8 | 2 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 4 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 2 |
| 2011 | 2 | 2 |
| 2012 | 3 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 4 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Circuit breakers incorporating reset lockout mechanisms15 Apr 2025US 12,278,073 B2Leviton Manufacturing Co., Inc.
- Solid-state circuit breaker trips an air gap actuator and solid-state switching components at the same time or the solid-state switching components with a delay24 Oct 2023US 11,798,756 B2Siemens Industry, Inc.
- Circuit breakers incorporating reset lockout mechanisms3 Jan 2023US 11,545,327 B2Leviton Manufacturing Co., Inc.
- Circuit breakers incorporating reset lockout mechanisms24 May 2022US 11,342,152 B2Leviton Manufacturing Co., Inc.
- Circuit breakers including dual triggering devices and methods of operating same24 Nov 2020US 10,847,333 B2Siemends Industry, Inc.
- Staggering-contact airgap mechanism2 Oct 2025US 2025/0308828 A1Siemens Industry, Inc.
- Circuit breakers incorporating reset lockout mechanisms17 Jul 2025US 2025/0232939 A1Leviton Manufacturing Co., Inc.
- Solid-state circuit breaker trips an air gap actuator and solid-state switiching components at the same time or the solid-state switiching components with a delay20 Jul 2023US 2023/0230783 A1Siemens Industry, Inc.
- Circuit breakers incorporating reset lockout mechanisms23 Mar 2023US 2023/0089554 A1Leviton Manufacturing Co., Inc.
- Circuit breakers incorporating reset lockout mechanisms21 Jul 2022US 2022/0230829 A1Leviton Manufacturing Co., Inc.
Most cited
By later US patents
- Reset lockout for circuit interrupting device193US 6,040,967 ALeviton Manufacturing Co., Inc. · 2000
- Circuit interrupting device with reverse wiring protection161US 6,246,558 B1Leviton Manufacturing Co., Inc. · 2001
- Circuit breaker with independent trip and reset lockout128US 6,288,882 B1Leviton Manufacturing Co., Inc. · 2001
- Circuit interrupting device with reverse wiring protection118US 6,437,953 B2Leviton Manufacturing Co., Inc. · 2002
- Circuit interrupting system with independent trip and reset lockout108US 6,282,070 B1Leviton Manufacturing Co., Inc. · 2001