H01H 31/023
Base and stationary contacts mounted thereon
Official title: {Base and stationary contacts mounted thereon}
H01H31/023 (Base and stationary contacts mounted thereon) appears on 45 US grants and 35 published applications in this corpus.
Search patents in H01H- Granted patents
- 45
- Published applications
- 35
- Assignees
- 27
- Inventors
- 68
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 6 | 3 |
| 2004 | 0 | 0 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 4 |
| 2011 | 0 | 0 |
| 2012 | 3 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 3 | 2 |
| 2022 | 3 | 3 |
| 2023 | 0 | 1 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch for a medium voltage or high voltage switchgear6 Oct 2026US 12,755,911 B2ABB Schweiz AG
- System and method for providing indication of a closed switch15 Jul 2025US 12,362,112 B2Hubbell Incorporated
- Air circuit breaker8 Apr 2025US 12,272,507 B2Ls Electric Co., Ltd.
- System and method for providing indication of a closed switch21 May 2024US 11,990,297 B2Hubbell Incorporated
- System and method for providing indication of a closed switch20 Feb 2024US 11,908,644 B2Hubbell Incorporated
- System and method for providing indication of a closed switch25 Apr 2024US 2024/0136129 A1Hubbell Incorporated
- Switch for a Medium Voltage or High Voltage Switchgear29 Feb 2024US 2024/0071698 A1ABB Schweiz AG
- Air circuit breaker27 Apr 2023US 2023/0128751 A1Ls Electric Co., Ltd.
- System and method for providing indication of a closed switch25 Aug 2022US 2022/0270836 A1Hubbell Incorporated
- System and method for providing indication of a closed switch17 Mar 2022US 2022/0084763 A1Hubbell Incorporated
Most cited
By later US patents
- Switchgear assembly for electrical apparatus32US 4,688,013 AMitsubishi Denki Kabushiki Kaisha · 1987
- Hot-stick capable cutout cover23US 7,839,256 B2Hubbell Incorporated · 2010
- Electrical cutout for high voltage power lines20US 5,300,912 AUtility Solutions, Inc. · 1994
- Beam strengthened cutout insulator15US 4,870,387 AA. B. Chance Company · 1989
- Switch for use as a vertically mounted cut out or in-line switch14US 5,191,311 AFiron Metal Industries Ltd. · 1993