H01H 33/77
Wherein the break is in air at atmospheric pressure
Official title: wherein the break is in air at atmospheric pressure
H01H33/77 (Wherein the break is in air at atmospheric pressure) appears on 6 US grants and 1 published applications in this corpus.
Search patents in H01H- Granted patents
- 6
- Published applications
- 1
- Assignees
- 5
- Inventors
- 8
- Latest grant
- 26 Jul 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 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 | 0 | 0 |
| 1989 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Quenching chamber of a medium-voltage switch disconnector26 Jul 2016US 9,401,253 B2ABB Technology AG
- Replaceable bushing and contact assembly for blade type air insulated switchgear12 Dec 1989US 4,886,945 AA. B. Chance Company
- Current limiter4 Jan 1983US 4,367,508 ASiemens Aktiengesellschaft
- Grounded surface distribution apparatus14 Jun 1977US 4,029,380 AJoslyn Mfg. and Supply Co.
- Power cable separable connector having gasket means for restricting the flow of arc-generated gases therefrom28 Sep 1976US 3,982,812 AGeneral Electric Company
Most cited
By later US patents
- Grounded surface distribution apparatus42US 4,029,380 AJoslyn Mfg. and Supply Co. · 1977
- Grounded surface distribution apparatus35US 3,949,343 AJoslyn Mfg. and Supply Co. · 1976
- Power cable separable connector having gasket means for restricting the flow of arc-generated gases therefrom10US 3,982,812 AGeneral Electric Company · 1976
- Replaceable bushing and contact assembly for blade type air insulated switchgear2US 4,886,945 AA. B. Chance Company · 1989