H01H 2071/508
With serial latches
Official title: {with serial latches, e.g. primary latch latched by secondary latch for requiring a smaller trip force}
H01H2071/508 (With serial latches) appears on 42 US grants and 10 published applications in this corpus.
Search patents in H01H- Granted patents
- 42
- Published applications
- 10
- Assignees
- 18
- Inventors
- 79
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 4 | 4 |
| 2006 | 0 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circuit breakers3 Mar 2026US 12,567,550 B2Schneider Electric USA, Inc.
- Circuit breakers9 Jul 2024US 12,033,823 B2Schneider Electric USA, Inc.
- Circuit breaker inerlock for arc quenching device26 Jan 2021US 10,903,029 B2Eaton Intelligent Power Limited
- Circuit breaker latching mechanism27 Oct 2015US 9,171,684 B2Siemens Aktiengesellschaft
- Circuit breaker latching mechanism11 Sep 2007US 7,268,654 B2Square D Company
- Leakage protection device and electrical device27 Aug 2026US 2026/0253828 A1Sensata Technologies Changzhou Co., Ltd.
- Circuit breakers24 Oct 2024US 2024/0355568 A1Schneider Electric USA, Inc.
- Circuit breakers29 Jun 2023US 2023/0207244 A1Schneider Electric USA, Inc.
- Circuit Breaker Inerlock for ARC Quenching Device8 Oct 2020US 2020/0321173 A1Eaton Intelligent Power Limited
- Circuit breaker latching mechanism5 Sep 2013US 2013/0228428 A1Siemens Aktiengesellshaft
Most cited
By later US patents
- Operating mechanism of a low voltage electric circuit breaker93US 4,401,872 AMerlin Gerin · 1983
- Circuit breaker having improved operating mechanism79US 4,001,742 AGeneral Electric Company · 1977
- Circuit breaker with shock resistant latch trip mechanism36US 4,679,018 AWestinghouse Electric Corp. · 1987
- Circuit breaker assembly for high speed manufacture18US 4,622,530 AGeneral Electric Company · 1986
- Circuit breaker with replaceable rating plug interlock and push to trip button16US 4,603,313 AWestinghouse Electric Corp. · 1986