Patent
   D722142
Priority
Jul 11 2012
Filed
Jan 10 2013
Issued
Feb 03 2015
Expiry
Feb 03 2029
Assg.orig
Entity
unknown
0
21
n/a
The ornamental design for an aeration tube, as shown and described.

FIG. 1 is a perspective view of an aeration tube showing our new design;

FIG. 2 is a front elevational view; the rear elevational view is a mirror image of the front view;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is an enlarged front elevation view taken from the corresponding box in FIG. 2;

FIG. 8 is an enlarged right side elevational view thereof;

FIG. 9 is a perspective view of a second embodiment thereof;

FIG. 10 is a front elevational view; the rear elevational view is a mirror image of the front view;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a left side elevational view thereof;

FIG. 14 is a right side elevational view thereof;

FIG. 15 is a perspective view of a third embodiment thereof;

FIG. 16 is a front elevational view; the rear elevational view is a mirror image of the front view;

FIG. 17 is a top plan view thereof;

FIG. 18 is a bottom plan view thereof;

FIG. 19 is a left side elevational view thereof;

FIG. 20 is a right side elevational view thereof;

FIG. 21 is an enlarged front elevation view taken from the corresponding box in FIG. 16; and,

FIG. 22 is an enlarged right side elevational view of the third embodiment.

The broken line showing is included for the purpose of illustrating portions of the article and boundaries of the claimed subject matter and forms no part of the claimed design.

Sasakawa, Manabu, Furuno, Shinsuke

Patent Priority Assignee Title
Patent Priority Assignee Title
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D705391, Mar 07 2012 Mitsubishi Chemical Corporation Degassing aeration membrane module
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 10 2013Mitsubishi Rayon Co., Ltd.(assignment on the face of the patent)
Jan 30 2013FURUNO, SHINSUKEMITSUBISHI RAYON CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0300010240 pdf
Jan 30 2013SASAKAWA, MANABUMITSUBISHI RAYON CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0300010240 pdf
Apr 01 2017MITSUBISHI RAYON CO , LTD Mitsubishi Chemical CorporationCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0437500834 pdf
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