H01H 73/22
Protective overload circuit-breaking switches in which excess current opens the contacts by
Official title: having electrothermal release and no other automatic release (cartridge type H01H73/62)
H01H73/22 (Protective overload circuit-breaking switches in which excess current opens the contacts by) appears on 233 US grants and 99 published applications in this corpus.
Search patents in H01H- Granted patents
- 233
- Published applications
- 99
- Assignees
- 64
- Inventors
- 218
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 11 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 3 |
| 2002 | 17 | 9 |
| 2003 | 15 | 14 |
| 2004 | 17 | 4 |
| 2005 | 6 | 8 |
| 2006 | 9 | 12 |
| 2007 | 13 | 11 |
| 2008 | 7 | 2 |
| 2009 | 3 | 4 |
| 2010 | 3 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 4 |
| 2016 | 2 | 3 |
| 2017 | 4 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 2 | 2 |
| 2023 | 2 | 5 |
| 2024 | 1 | 0 |
| 2025 | 1 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circuit breaker compensation bimetal of a thermal tripping mechanism2 Jun 2026US 12,646,672 B2Rockwell Automation Switzerland GmbH
- Robust reset switch for circuit interrupters26 May 2026US 12,640,325 B2
- Circuit breaker trip mechanism assembly24 Mar 2026US 12,586,746 B2Safran Power USA, LLC
- Switch with integral overcurrent protection7 Jan 2025US 12,191,098 B2MP Hollywood
- Robust reset switch for circuit interrupters2 Apr 2024US 11,948,766 B2
- Robust Reset Switch for Circuit Interrupters10 Sep 2026US 2026/0269163 A1
- Circuit breaker8 Jan 2026US 2026/0011517 A1Schneider Electric Industries SAS
- Double-sheet-metal structure for switches10 Jul 2025US 2025/0226163 A1Cixi Minghe Xinghua Electrical Appliance Co., Ltd
- Circuit breaker compensation bimetal of a thermal tripping mechanism15 May 2025US 2025/0157763 A1Rockwell Automation Switzerland GmbH
- Robust Reset Switch for Circuit Interrupters27 Mar 2025US 2025/0104953 A1
Most cited
By later US patents
- Single or multipole circuit breaker136US 5,451,729 AEllenberger & Poensgen GmbH · 1995
- Keyswitch pad88US 4,109,118 A1978
- Switch and circuit breaker combination device71US 5,012,495 AEagle Electric Mfg. Co., Inc. · 1991
- Press button type safety switch54US 6,674,033 B12004
- Fuseless breaking switch49US 5,262,748 A1993