Y10S 493/941
Filter
Y10S493/941 (Filter) appears on 98 US grants and 30 published applications in this corpus.
Search patents in Y10S- Granted patents
- 98
- Published applications
- 30
- Assignees
- 57
- Inventors
- 129
- Latest grant
- 12 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 4 |
| 2004 | 3 | 2 |
| 2005 | 0 | 4 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 3 | 0 |
| 2009 | 2 | 2 |
| 2010 | 3 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 3 |
| 2013 | 3 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Equipment for insertion of objects into smoking articles12 Jul 2022US 11,383,477 B2R. J. Reynolds Tobacco Company
- Method and apparatus for incorporating objects into cigarette filters29 Jan 2019US 10,188,141 B2R. J. Reynolds Tobacco Company
- Equipment for insertion of objects into smoking articles13 Nov 2018US 10,123,562 B2R. J. Reynolds Tobacco Company
- Equipment for insertion of objects into smoking articles26 Jul 2016US 9,398,777 B2R. J. Reynolds Tobacco Company
- Method and apparatus for incorporating objects into cigarette filters15 Mar 2016US 9,282,768 B2R. J. Reynolds Tobacco Company
- Equipment for insertion of objects into smoking articles31 Jan 2019US 2019/0029316 A1R. J. Reynolds Tobacco Company
- Method and apparatus for incorporating objects into cigarette filters2 Jun 2016US 2016/0150818 A1R. J. Reynolds Tobacco Company
- Equipment for insertion of objects into smoking articles30 Jul 2015US 2015/0208721 A1R. J. Reynolds Tobacco Company
- Equipment for insertion of objects into smoking articles19 Feb 2015US 2015/0047655 A1R. J. Reynolds Tobacco Company
- Method and apparatus for incorporating objects into cigarette filters24 Oct 2013US 2013/0276796 A1R. J. Reynolds Tobacco Company
Most cited
By later US patents
- Method of making a filter insert of nonwoven material in the form of a pleated pack108US 5,167,740 A1992
- Method and apparatus for incorporating objects into cigarette filters103US 7,115,085 B2R. J. Reynolds Tobacco Company · 2006
- Filter with over-laid pleats in intimate contact81US 5,543,047 APall Corporation · 1996
- Contoured layer channel flow filtration media80US 6,280,824 B13M Innovative Properties Company · 2001
- Method and apparatus for making cigarette filters with a centrally located flavored element74US 7,074,170 B2Philip Morris USA Inc. · 2006