United States Patent D826389

Morin, Russell Walter (Burlington, MA, US)
Application Number:
Publication Date:
Filing Date:
iRobot Corporation (Bedford, MA, US)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/365, D23/209, D23/363, D23/358, D23/386, D23/354, D23/341, D23/364, 55/385.3, 55/502, 55/497, 55/506, 55/505, 55/521, 55/495, 55/422, 55/493, 55/DIG.30, 210/435, 210/130, 210/136, 210/248, 210/339, 210/448, 210/452, 210/497.1, D32/31, D15/5
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US Patent References:
8623109Collapsible extended surface filter and air cleaner system using collapsible extended surface filterJanuary, 2014Anoszko55/481
8535404Membrane-free filter and/or integral framing for filterSeptember, 2013Crabtree55/385.6
8021455Filter element and methodSeptember, 2011Adamek et al.
D634413Air conditioner unit screening deviceMarch, 2011WallaceD23/354
D605274Air filterDecember, 2009KawanoD23/365
D548826Air cleaner for internal-combustion engineAugust, 2007KattaD23/364
D544949Air filterJune, 2007WintersD23/365
D538418FilterMarch, 2007PippelD23/209
20060168925Filter mounts for a portable fan and methods for mounting a filter to a portable fanAugust, 2006Whittemore
7070641Carbon media filter elementJuly, 2006Gunderson et al.
D522194Filter arrangement for a vacuum cleanerMay, 2006Mason
D472683Vacuum cleaner filterApril, 2003Stratford
D449100HVAC filterOctober, 2001SundetD23/365
D445974Filter for a hand held vacuum cleanerJuly, 2001Stratford
D443740Filter for a hand held vacuum cleanerJune, 2001Stratford
D439963Panel filterApril, 2001GiesekeD23/365
D425270Filter for a rechargeable hand held vacuum cleanerMay, 2000Zahuranec
D406421Filter cartridge for an upright vacuum cleanerMarch, 1999Bobrosky et al.
D402356Combined filter and frame thereforDecember, 1998HodgeD23/365
D394901Air conditioner coverJune, 1998GovernaleD23/351
5725623Filter and accessory mount for upright vacuum cleaner exhaust portMarch, 1998Bowerman et al.
D389284Filter for a vacuum cleanerJanuary, 1998Gudmundsson
D383881Filter for a vacuum cleanerSeptember, 1997Gudmundsson
5651188Lint storage systemJuly, 1997Swanson et al.
5525145Filtering apparatus for a forced air duct grillJune, 1996Hodge454/309

Primary Examiner:
Muller, David
Attorney, Agent or Firm:
Myers Bigel, P.A.

1. The ornamental design for a filter, as shown and described.


FIG. 1 is a top view of a filter, showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof

FIG. 5 is a left side thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is an exploded view thereof.

The dashed lines in the drawing views depict portions of the design that form no part of the claim.