H01H 1/02374
Containing as major component cdo
Official title: {containing as major component CdO}
H01H1/02374 (Containing as major component cdo) appears on 23 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 23
- Published applications
- 4
- Assignees
- 17
- Inventors
- 39
- Latest grant
- 7 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Silver-graphene tungsten material electrical contact tips of a low voltage circuit breaker7 Sep 2021US 11,114,254 B2Siemens Industry, Inc.
- Electrical contact tip for switching applications and an electrical switching device27 Mar 2018US 9,928,971 B2ABB Schweiz AG
- Method of preparing silver-based oxide electrical contact materials with fiber-like arrangement12 Sep 2017US 9,761,342 B2Wenzhou Hongfeng Electrical Alloy Co., Ltd.
- Method of preparing Ag-based oxide contact materials with directionally arranged reinforcing particles22 Mar 2016US 9,293,270 B2Wenzhou Hongfeng Electrical Alloy Co., Ltd.
- Method for preventing oxidization of a silver-cadmium object21 Jul 1998US 5,781,993 AChecon Corporation
- Silver-graphene tungsten material electrical contact tips of a low voltage circuit breaker12 Aug 2021US 2021/0249199 A1Siemens Industry, Inc.
- Electrical Contact Tip For Switching Applications And An Electrical Switching Device27 Apr 2017US 2017/0117102 A1ABB Schweiz AG
- Method of Preparing Silver-Based Oxide Electrical Contact Materials with Fiber-like Arrangement10 Oct 2013US 2013/0266468 A1Wenzhou Hongfeng Electrical Alloy Co., Ltd.
- Method of preparing Ag- based oxide contact materials with directionally arranged reinforcing particles10 Oct 2013US 2013/0266791 A1Wenzhou Hongfeng Electrical Alloy Co., Ltd.
Most cited
By later US patents
- Method for making sintered silver-metal oxide electric contact material31US 3,954,459 ASiemens Aktiengesellschaft · 1976
- Process for making Ag powder with oxides26US 4,396,420 ADornier System GmbH · 1983
- Process for preparing silver-cadmium oxide alloys10US 3,969,112 AGTE Laboratories Incorporated · 1976
- Composite silver base electrical contact material8US 4,834,939 AHamilton Standard Controls, Inc. · 1989
- Electrical contact material7US 4,115,325 ATexas Instruments Incorporated · 1978