H01H 2009/265
With interlocking of more than two switches
Official title: {with interlocking of more than two switches}
H01H2009/265 (With interlocking of more than two switches) appears on 26 US grants and 21 published applications in this corpus.
Search patents in H01H- Granted patents
- 26
- Published applications
- 21
- Assignees
- 21
- Inventors
- 62
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 3 |
| 2019 | 0 | 1 |
| 2020 | 4 | 4 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electric Power Disconnect Switch With Integrated Bypass Switch12 Jun 2025US 2025/0191857 A1Southern States, LLC
- Clamping device for a withdrawable low-voltage circuit breaker unit6 Feb 2025US 2025/0046532 A1
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Most cited
By later US patents
- Panel transfer switch31US 7,402,766 B12008
- Electric control system with mechanical interlock30US 4,295,053 AWestinghouse Electric Corp. · 1981
- Electric control system with rotary mechanical interlock and timing mechanism22US 4,295,054 AWestinghouse Electric Corp. · 1981
- Limited space circuit breaker mechanical interlock apparatus22US 6,680,445 B1Corning Cable Systems LLC · 2004
- Circuit breaker mechanical interlock14US 6,069,328 AChampion Products Inc. · 2000