Patent
   D831846
Priority
Dec 14 2016
Filed
Dec 14 2016
Issued
Oct 23 2018
Expiry
Oct 23 2033
Assg.orig
Entity
unknown
6
12
n/a
The ornamental design for an electromagnetic stirrer, as shown and described.

FIG. 1 is a top view of an electromagnetic stirrer;

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 right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top, right side perspective view thereof;

FIG. 8 is a bottom perspective view thereof; and,

FIG. 9 is another top, right side perspective view thereof.

The broken lines represent environmental subject matter and form no part of the claimed design.

Fu, Shenwen, Lin, Yishui, Fang, Nongyu, Liu, Yurong, Luo, Xu

Patent Priority Assignee Title
D930721, Nov 23 2020 Circular spinner
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Patent Priority Assignee Title
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4911555, May 04 1989 The Jackson Laboratory Magnetic stirrer for multiple samples
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20050088912,
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D272088, Mar 16 1981 Portable laboratory mixer
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D596309, Aug 07 2008 Magnetic stirrer
D621058, Jul 08 2008 Shaker
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Dec 08 2016FU, SHENWENGUANGZHOU FOUR E S SCIENTIFIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0409400210 pdf
Dec 08 2016LIN, YISHUIGUANGZHOU FOUR E S SCIENTIFIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0409400210 pdf
Dec 08 2016FANG, NONGYUGUANGZHOU FOUR E S SCIENTIFIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0409400210 pdf
Dec 08 2016LIU, YURONGGUANGZHOU FOUR E S SCIENTIFIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0409400210 pdf
Dec 08 2016LUO, XUGUANGZHOU FOUR E S SCIENTIFIC CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0409400210 pdf
Dec 14 2016GUANGZHOU FOUR E'S SCIENTIFIC CO., LTD.(assignment on the face of the patent)
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