Patent
   D939661
Priority
Jul 15 2020
Filed
Jul 15 2020
Issued
Dec 28 2021
Expiry
Dec 28 2036
Assg.orig
Entity
unknown
3
15
n/a
I claim the ornamental design for a filtration device, as shown and described.

FIG. 1 is a top, front, right perspective view of a filtration device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a partial perspective cross-sectional view of the filtration device taken along the line 8-8 showing in FIG. 7.

The broken lines in the drawings illustrate portions of the filtration device which form no part of the claimed design.

Lin, Yu-Tse

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Jul 07 2020LIN, YU-TSECHANG TJER MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0533440950 pdf
Jul 15 2020CHANG TJER MACHINERY CO., LTD.(assignment on the face of the patent)
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