Patent
   D554549
Priority
Jan 31 2005
Filed
Jul 25 2005
Issued
Nov 06 2007
Expiry
Nov 06 2021
Assg.orig
Entity
unknown
1
4
n/a
The ornamental design for a refractometer, as substantially shown and described.

FIG. 1 is a top, front, and right side perspective view of first embodiment of our new design for a refractometer in an open position;

FIG. 2 is a top, front, and right side perspective view thereof in a closed position;

FIG. 3 is a top plan view thereof in a closed position;

FIG. 4 is a bottom plan view thereof in a closed position;

FIG. 5 is a right side elevation view thereof in a closed position, the left side being a mirror image thereof;

FIG. 6 is a rear elevation view thereof in a closed position;

FIG. 7 is a front elevation view thereof in a closed position;

FIG. 8 is a top, front, and right side perspective view of a second embodiment of our new design for a refractometer in an open position;

FIG. 9 is a top, front, and right side perspective view thereof in a closed position;

FIG. 10 is a top plan view thereof in a closed position;

FIG. 11 is a bottom plan view thereof in a closed position;

FIG. 12 is a right side elevation view thereof in a closed position, the left side being a mirror image thereof;

FIG. 13 is a front elevation view thereof in a closed position;

FIG. 14 is a rear elevation view thereof in a closed position;

FIG. 15 is a top, front, and right side perspective view of a third embodiment of our new design for a refractometer in an open position;

FIG. 16 is a top, front, and right side perspective view thereof in a closed position;

FIG. 17 is a top plan view thereof in a closed position;

FIG. 18 is a bottom plan view thereof in a closed position;

FIG. 19 is a right side elevation view thereof in a closed position, the left side being a mirror image thereof;

FIG. 20 is a rear elevation view thereof in a closed position;

FIG. 21 is a front elevation view thereof in a closed position;

FIG. 22 is a top, front, and right side perspective view of a fourth embodiment of our new design for a refractometer in an open position;

FIG. 23 is a top, front, and right side perspective view thereof in a closed position;

FIG. 24 is a top plan view thereof in a closed position;

FIG. 25 is a bottom plan view thereof in a closed position;

FIG. 26 is a right side elevation view thereof in a closed position, the left side being a mirror image thereof;

FIG. 27 is a front elevation view thereof in a closed position; and,

FIG. 28 is a rear elevation view thereof in a closed position.

Kubodera, Takeshi, Amamiya, Hideyuki, Amagasa, Yasuhiko

Patent Priority Assignee Title
D584648, Mar 31 2008 ATAGO CO , LTD Refractometer
Patent Priority Assignee Title
4890916, Sep 07 1988 Illuminator for a refractometer
6195160, Oct 14 1998 The Mercury Iron & Steel Co. Illuminating means for refractometer
D348849, Apr 02 1993 REICHERT, INC Hand-held refractometer
D511980, Apr 19 2004 VEE GEE SCIENTIFIC, INC Refractometer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 13 2005AMAMIYA, HIDEYUKIATAGO CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171500024 pdf
Jul 13 2005AMAGASA, YASUHIKOATAGO CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171500024 pdf
Jul 13 2005KUBODERA, TAKESHIATAGO CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171500024 pdf
Jul 25 2005ATAGO Co, Ltd.(assignment on the face of the patent)
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