B03C 3/761
Drive-transmitting devices therefor
Official title: {Drive-transmitting devices therefor, e.g. insulated shafts}
B03C3/761 (Drive-transmitting devices therefor) appears on 21 US grants and 4 published applications in this corpus.
Search patents in B03C- Granted patents
- 21
- Published applications
- 4
- Assignees
- 21
- Inventors
- 36
- Latest grant
- 30 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 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 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrostatic precipitator system having a grid for collection of particles30 Nov 2021US 11,185,871 B2exodraft a/s
- Rapping an electrostatic precipitator14 Feb 2017US 9,566,588 B2General Electric Technology GmbH
- Method of cleaning electric filter and electric filter7 Aug 2007US 7,252,701 B2ALSTOM Technology Ltd
- Rapping mechanism for precipitator electrodes24 Sep 1991US 5,051,119 AFLS Miljo A/S
- Rapper construction12 Jun 1990US 4,932,985 AMidwest Power Corporation
- Electrostatic precipitator system having a grid for collection of particles6 Jun 2019US 2019/0168236 A1PHX innovation ApS
- Rapping an electrostatic precipitator16 Oct 2014US 2014/0305301 A1General Electric Technology GmbH
- Rapping device for precipitation electrodes in electrostatic separators23 Dec 2010US 2010/0319546 A1Salzgitter Mannesmann GmbH
- Method of cleaning electric filter and electric filter3 May 2007US 2007/0095207 A1ALSTOM Technology Ltd
Most cited
By later US patents
- Electrostatic precipitator rapping mechanism10US 4,221,573 AResearch-Cottrell, Inc. · 1980
- Precipitator rapper6US 4,519,817 ABelco Pollution Control Corporation · 1985
- Rapping assembly and electrode supports for electrostatic precipitators5US 4,093,431 AAmerican Air Filter Company, Inc. · 1978
- Electrode rapping arrangement5US 4,526,591 AAllis-Chalmers Corporation · 1985
- Ceramic rapper rod assembly4US 4,067,549 APlessey Incorporated · 1978