Gas separation – Plural serial basically diverse separating media – Plural stages in unitary casing
Reexamination Certificate
2008-04-15
2008-04-15
Smith, Duane (Department: 1797)
Gas separation
Plural serial basically diverse separating media
Plural stages in unitary casing
C055S413000, C055S426000, C055S459100, C055S482000, C055S486000, C055S487000, C055S496000, C055S501000, C055S505000, C055S510000, C055S521000, C055S529000, C055SDIG030, C015S353000, C015S347000, C015S352000
Reexamination Certificate
active
07357823
ABSTRACT:
A vacuum cleaner includes a housing, a nozzle inlet, a suction generator and a dirt cup. The dirt cup includes a dirt collection chamber, an inlet and an open end. Additionally, the vacuum cleaner includes a filter assembly. The filter assembly includes a filter housing defining a filter chamber. The filter housing and chamber mate with the open end of the dirt cup. A filter element is held in the filter chamber on a ribbed support.
REFERENCES:
patent: 2219567 (1940-10-01), Spielman
patent: 2295984 (1942-09-01), Wilson
patent: 2314858 (1943-03-01), Forsberg
patent: 3618297 (1971-11-01), Hamrick
patent: 3621641 (1971-11-01), Takei et al.
patent: 3853517 (1974-12-01), Mitchell
patent: 4198726 (1980-04-01), Powell, Jr.
patent: 4405346 (1983-09-01), Tschudy et al.
patent: 4573237 (1986-03-01), Kochte et al.
patent: 5061305 (1991-10-01), Karmel
patent: 5171340 (1992-12-01), Karmel
patent: 5199963 (1993-04-01), Scarp
patent: 5248323 (1993-09-01), Stevenson
patent: 5259854 (1993-11-01), Newman
patent: 5659922 (1997-08-01), Louis
patent: 5829090 (1998-11-01), Melito et al.
patent: 5846273 (1998-12-01), Dyson
patent: 5961677 (1999-10-01), Scott
patent: 6010550 (2000-01-01), Song
patent: 6146434 (2000-11-01), Scalfani et al.
patent: 6209168 (2001-04-01), Brickner et al.
patent: 6256834 (2001-07-01), Meijer et al.
patent: 6317920 (2001-11-01), Brickner et al.
patent: 6341404 (2002-01-01), Salo et al.
patent: 6358290 (2002-03-01), Huttlin
patent: 6401295 (2002-06-01), Bair et al.
patent: 6428589 (2002-08-01), Bair et al.
patent: 6436160 (2002-08-01), Stephens et al.
patent: 6463622 (2002-10-01), Wright et al.
patent: 6521006 (2003-02-01), Park et al.
patent: 6596044 (2003-07-01), Bilek et al.
patent: 6598263 (2003-07-01), Boles et al.
patent: 6647587 (2003-11-01), Ohara et al.
patent: 6818032 (2004-11-01), Bilek et al.
patent: 6948212 (2005-09-01), Oh et al.
patent: 6949130 (2005-09-01), Grey et al.
patent: 6949134 (2005-09-01), Song
patent: 7014671 (2006-03-01), Oh
patent: 7018439 (2006-03-01), Vuijk
patent: 7070639 (2006-07-01), Inoue et al.
patent: 7105034 (2006-09-01), Jung et al.
patent: 7105035 (2006-09-01), Oh et al.
patent: 7135051 (2006-11-01), Baldinger et al.
patent: 7166141 (2007-01-01), Skinner Macleod et al.
patent: 7188388 (2007-03-01), Best et al.
patent: 7267704 (2007-09-01), Allgeier
patent: 2002/0026775 (2002-03-01), Murphy et al.
patent: 2002/0029436 (2002-03-01), Hawkins et al.
patent: 2002/0073663 (2002-06-01), Sepke et al.
patent: 2002/0095742 (2002-07-01), Bair et al.
patent: 2002/0129462 (2002-09-01), Matusz et al.
patent: 56-136642 (1981-10-01), None
patent: 56-136650 (1981-10-01), None
King & Schickli PLLC
Panasonic Corporation of North America
Pham Minh-Chau T.
Smith Duane
LandOfFree
Disposable filter within a removable chamber does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Disposable filter within a removable chamber, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Disposable filter within a removable chamber will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2767811