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Patent
   D651280
Priority
Nov 12 2009
Filed
Mar 30 2010
Issued
Dec 27 2011
Expiry
Dec 27 2025
Inventors
Okawa, Yus…
Assg.orig
Hitachi Pl…
HITACHI PL…
Assg.curr
Hitachi, L…
Entity
unknown
Referenced by
20
References
7
Maint.:
n/a
The ornamental design for an immersion flat filter membrane element, as shown and described.

FIG. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a top view of the present invention;

FIG. 6 is a bottom view of the present invention; and,

FIG. 7 is a cross-sectional view taken along line 7-7 of FIG. 1.
INVENTORS:

Okawa, Yusuke, Noto, Kazuhiko, Okuno, Yasuyuki

THIS PATENT IS REFERENCED BY THESE PATENTS:
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11679349, Aug 29 2014 EMD Millipore Corporation Single pass tangential flow filtration systems and tangential flow filtration systems with recirculation of retentate
D674037, Oct 17 2008 Kubota Corporation Membrane cartridge for submerged membrane separation
D761381, Dec 18 2014 EMD Millipore Corporation Retentate plate
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D928279, Jan 10 2018 Kubota Corporation Membrane cartridge for submerged membrane separation
D950698, Sep 09 2019 BLADE FILTERS INC Filter assembly
D976361, Feb 10 2020 Battelle Memorial Institute Passive sampler for environmental water monitoring
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4956085, Oct 02 1987 Filter plate, filter plate element and filter comprising same
5922201, Feb 12 1992 Mitsubishi Rayon Co., Ltd. Hollow fiber membrane module
7323040, Aug 02 2002 Daimler AG Membrane module for the separation of hydrogen and method for the production thereof
D324720, Jun 09 1989 NCSRT, INC Filter plate
D325070, Jun 09 1989 NCSRT, INC Filter sheet
D481782, Feb 27 2002 Mitsubishi Rayon Co., Ltd. Hollow fiber module for filtration
D526044, Mar 04 2005 Mitsubishi Chemical Corporation Hollow fiber element for filtration
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 30 2010Hitachi Plant Technologies, Ltd.(assignment on the face of the patent)
Mar 30 2010OKAWA, YUSUKEHITACHI PLANT TECHNOLOGIES, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0243590596 pdf
Mar 30 2010NOTO, KAZUHIKOHITACHI PLANT TECHNOLOGIES, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0243590596 pdf
Mar 30 2010OKUNO, YASUYUKIHITACHI PLANT TECHNOLOGIES, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0243590596 pdf
Apr 01 2013HITACHI PLANT TECHNOLOGIES, LTD Hitachi, LTDMERGER SEE DOCUMENT FOR DETAILS 0323840877 pdf
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