Filter unit

Information

  • Patent Grant
  • D886940
  • Patent Number
    D886,940
  • Date Filed
    Thursday, March 22, 2018
    7 years ago
  • Date Issued
    Tuesday, June 9, 2020
    4 years ago
  • Inventors
    • Zou; Zhibin
  • Original Assignees
  • Examiners
    • Rosati; Brandon M
    • Voytek; John A
    Agents
    • Muncy, Geissler, Olds & Lowe, P.C.
  • US Classifications
    Field of Search
    • US
    • D23 200
    • D23 207
    • D23 209
    • D23 260
    • D23 261
    • D23 262
    • D07 412
    • D07 414
    • D08 499
    • D32 35
    • 004 287000
    • 004 295000
    • 004 689000
    • 210 223000
    • 210 321610
    • 210 512100
    • CPC
    • B01D35/30
    • B01D35/153
    • B01D35/306
    • B01D2201/30
    • B01D2201/29
    • B01D24/10
    • B01D36/02
    • B01D29/035
    • B01D29/0009
    • C02F1/002
    • C02F1/003
  • International Classifications
    • 2301
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a front elevational view of a filter unit showing my new design;



FIG. 2 is a rear elevational view thereof;



FIG. 3 is a left side view thereof;



FIG. 4 is a right side view thereof;



FIG. 5 is a top plan view thereof;



FIG. 6 is a bottom plan view thereof; and,



FIG. 7 is a perspective views thereof;


Claims
  • The ornamental design for a filter unit, as shown and described.
US Referenced Citations (20)
Number Name Date Kind
D388500 Burchard Dec 1997 S
D679366 Fuller Apr 2013 S
D753788 Huda Apr 2016 S
D764626 Lu Aug 2016 S
D768814 Dong Oct 2016 S
D772379 Tadlock Nov 2016 S
D773607 Lu Dec 2016 S
D776237 Dong Jan 2017 S
D780887 Huda Mar 2017 S
D788880 Zou Jun 2017 S
D792943 Zou Jul 2017 S
D794749 Zou Aug 2017 S
D827770 Brill Sep 2018 S
D831787 Luo Oct 2018 S
10099162 Prince Oct 2018 B2
D845433 Zou Apr 2019 S
D845434 Zou Apr 2019 S
20150290569 Chernov Oct 2015 A1
20160271537 Joung Sep 2016 A1
20170072347 Schmoll Mar 2017 A1
Non-Patent Literature Citations (2)
Entry
Ecopure Replacement Filter EFF-6001A [Jul. 31, 2019] found online [Jul. 31, 2019]—http://www.ecopurefilter.com/products/2.html.
Royal Pure Filters (Whirlpool replacement filter) [Jul. 31, 2019] found online [Jul. 31, 2019]—https://www.amazon.ca/Refrigirator-RPF-4396508-Royal-Pure-Filters/dp/B01FWSNT7A#customerReviews.