Filter holder
United States Patent D824506

Umholtz, Mason (Brooklyn, NY, US)
Pentelovitch, Noah (New York, NY, US)
Application Number:
Publication Date:
Filing Date:
Helen of Troy Limited (Belleville, St. Michael, BB)
Primary Class:
International Classes:
(IPC1-7): 2304
Field of Search:
D23/209, D23/341, D23/358, D23/363-365, D15/5
View Patent Images:
US Patent References:
D800883Air cleanerOctober, 2017TraskD23/365
20160250578Oil Mist FilterSeptember, 2016Lee55/333
D745652Fan grilleDecember, 2015BerkmanD23/411
20150204282Filter Housing, Fluted Filter and Safety FilterJuly, 2015Merritt55/482
D666707Roof exhaust ventilatorSeptember, 2012EikhoffD23/393
D624639Filter frameSeptember, 2010DilorenzoD23/365
D619620Engine coverJuly, 2010MayerD15/5
7135051Dirt cup filter with pre-filtration capNovember, 2006Baldinger55/337
D474836Air filterMay, 2003ChangD23/365
D450826Air filterNovember, 2001SongD23/365
D325077Portable air freshener containerMarch, 1992KearnesD23/366

Primary Examiner:
Rosati, Brandon M.
Assistant Examiner:
Voytek, John A.
Attorney, Agent or Firm:
Rankin, Hill & Clark LLP

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


FIG. 1 is a first upper perspective view of a filter holder;

FIG. 2 is a second upper perspective view thereof;

FIG. 3 is a lower perspective view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a left side elevation view thereof;

FIG. 8 is a top plan view thereof; and,

FIG. 9 is a bottom plan view thereof.