Polarimeter and refractometer

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FIG. 1 is a front and side perspective view;

FIG. 2 is a front view;

FIG. 3 is a back view;

FIG. 4 is a left view;

FIG. 5 is a right view;

FIG. 6 is a top view; and,

FIG. 7 is a bottom view.

The broken line showing of structural features is included for the purpose of illustrating non-claimed subject matter and forms no part of the claimed design.


The ornamental design for a polarimeter and refractometer, as shown and described in solid lines.

Referenced Cited
U.S. Patent Documents
D296086 June 7, 1988 Thompson
D309867 August 14, 1990 Johnson
D371748 July 16, 1996 Narayanan
D584975 January 20, 2009 Haberstroh
20030175157 September 18, 2003 Micklash et al.
Patent History
Patent number: D749969
Type: Grant
Filed: Aug 18, 2014
Date of Patent: Feb 23, 2016
Assignee: ATAGO CO., LTD.
Inventors: Hideyuki Amamiya (Tokyo), Masanosuke Tanaka (Tokyo)
Primary Examiner: Antoine D Davis
Application Number: 29/499,685
Current U.S. Class: Chemical (12) (D10/81)