Vision assessment chart

- Henry Ford Health System
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Description

FIG. 1 is a symmetrical front view of a vision assessment chart showing our new design according to a first embodiment;

FIG. 2 is an enlarged view of portion 2 of FIG. 1;

FIG. 3 is an enlarged view of portion 3 of FIG. 1;

FIG. 4 is an enlarged view of portion 4 of FIG. 1;

FIG. 5 is a side view of the vision assessment chart of FIG. 1, where all other side views are identical;

FIG. 6 is a symmetrical front view of a vision assessment chart showing our new design according to a second embodiment;

FIG. 7 is an enlarged view of portion 7 of FIG. 6;

FIG. 8 is an enlarged view of portion 8 of FIG. 6;

FIG. 9 is an enlarged view of portion 9 of FIG. 6; and,

FIG. 10 is a side view of the vision assessment chart of FIG. 6, where all other side views are identical.

The broken lines show environment and form no part of the claimed design. Color is claimed in FIGS. 1, 2, 3 and 4, with the color green claimed in FIG. 2, the color yellow claimed in FIG. 3, and the color red claimed in FIG. 4. Color is not claimed in FIGS. 6, 7, 8 and 9. Text and lead lines are not claimed in FIGS. 1 and 6.

Claims

The ornamental design for a vision assessment chart, as shown and described.

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Patent History
Patent number: D948724
Type: Grant
Filed: Apr 16, 2019
Date of Patent: Apr 12, 2022
Assignee: Henry Ford Health System (Detroit, MI)
Inventors: Fuxiang Zhang (Luna Pier, MI), Charles Su (Victoria)
Primary Examiner: Lauren D McVey
Assistant Examiner: Justin A Johnson
Application Number: 29/687,824
Classifications
Current U.S. Class: Ophthalmic (44) (D24/172)