Filter for air purification

- WOONGJIN COWAY CO., LTD.
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Description

FIG. 1 illustrates a front perspective view of the filter for air purification showing our new design;

FIG. 2 illustrates a front elevational view thereof;

FIG. 3 illustrates a rear elevational view thereof;

FIG. 4 illustrates a left side elevational view thereof;

FIG. 5 illustrates a right side elevational view thereof;

FIG. 6 illustrates a top plan elevational view thereof; and,

FIG. 7 illustrates a bottom plan view thereof.

The broken lines in the figures form no part of the claimed design.

Claims

The ornamental design for an filter for air purification filter, as shown and described.

Referenced Cited
U.S. Patent Documents
D256943 September 16, 1980 Angelinetta
D383881 September 16, 1997 Gudmundsson
D439963 April 3, 2001 Gieseke
D522194 May 30, 2006 Mason
8021455 September 20, 2011 Adamek
D725254 March 24, 2015 Roblin
D754315 April 19, 2016 Morin
D754404 April 19, 2016 Jansen
D796022 August 29, 2017 DeChristofaro
D810908 February 20, 2018 Mork
D829316 September 25, 2018 Kim
D880783 April 7, 2020 Clow
D900063 October 27, 2020 Park
D908853 January 26, 2021 Lu
20060048469 March 9, 2006 MacLean
20120151889 June 21, 2012 Horey
Other references
  • Washable permanent pre-filter reference [Apr. 8, 2021] found online [Apr. 8, 2021]—https://afresherhome.com/winix-5500-2-air-purifier-review/.
  • Fujitsu K9315014016 Standard Washable Air Filter [Apr. 8, 2021] found online [Apr. 8, 2021]—https://www.amazon.com/Fujitsu-K9315014016-Standard-Washable-Filter/dp/B00MPS5A9Q.
  • Whirlpool True Hepa Filter [Apr. 8, 2021] found online [Apr. 8, 2021]—https://atomicfilters.com/blogs/news/genuine-whirlpool-1183054k-true-hepa-filter-replacement-filter-for-whispure-510.
Patent History
Patent number: D938005
Type: Grant
Filed: Jan 17, 2020
Date of Patent: Dec 7, 2021
Assignee: WOONGJIN COWAY CO., LTD. (Choongcheongnam-do)
Inventors: Mi-youn Kyung (Seoul), Jeongeun Park (Seoul)
Primary Examiner: John A Voytek
Application Number: 29/721,076
Classifications
Current U.S. Class: Filter (D23/365)