H01H 33/7076
Characterised by the use of special materials
Official title: {characterised by the use of special materials (H01H33/7023 - H01H33/7069 take precedence)}
H01H33/7076 (Characterised by the use of special materials) appears on 35 US grants and 26 published applications in this corpus.
Search patents in H01H- Granted patents
- 35
- Published applications
- 26
- Assignees
- 19
- Inventors
- 94
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 2 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 4 |
| 2016 | 3 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 4 |
| 2020 | 3 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric arc-blast nozzle with improved mechanical strength and a circuit breaker including such a nozzle11 Feb 2025US 12,224,137 B2General Electric Technology GmbH
- System for controlling and cooling gas of circuit breaker and method thereof24 Oct 2023US 11,798,761 B2Technologies Mindcore Inc.
- Circuit breaker comprising a metal-organic framework material for co adsorption17 Jan 2023US 11,554,341 B2General Electric Technology GmbH
- Electric arc-blast nozzle made of a material comprising micro-capsules of liquid (CF3)2CFCN and a circuit breaker including such a nozzle4 Oct 2022US 11,462,377 B2General Electric Technology GmbH
- Insulating molded body and gas circuit breaker3 May 2022US 11,322,322 B2Mitsubishi Electric Corporation
- Electric arc blast nozzel20 Aug 2026US 2026/0245817 A1GE Vernova Infrastructure Technology LLC
- Electric arc-blast nozzle with improved mechanical strength and a circuit breaker including such a nozzle25 May 2023US 2023/0162932 A1General Electric Technology GmbH
- System for controlling and cooling gas of circuit breaker and method thereof26 May 2022US 2022/0165523 A1Technologies Mindcore Inc.
- An electric arc-blast nozzle made of a material comprising micro-capsules of liquid (cf3)2cfcn and a circuit breaker including such a nozzle23 Dec 2021US 2021/0398762 A1General Electric Technology GmbH
- Insulating molded body and gas circuit breaker12 Nov 2020US 2020/0357587 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Gas-blast circuit breaker90US 4,935,590 AMerlin Gerin · 1990
- Power breaker16US 5,925,863 AABB Research Ltd. · 1999
- Stock giving off arc-extinguishing gas, and gas-blast circuit breaker comprising such a stock13US 5,828,026 AABB Research Ltd. · 1998
- Method and apparatus for detecting wear in components of high voltage electrical equipment13US 6,777,948 B2Electric Power Research Institute, Inc. · 2004
- Electrically insulating plastic element for an electrical switching device, especially for use as the blast nozzle of a gas-blast switch8US 4,418,256 ASprecher & Schuh AG · 1983