Patent
   D948724
Priority
Apr 16 2019
Filed
Apr 16 2019
Issued
Apr 12 2022
Expiry
Apr 12 2037
Assg.orig
Entity
unknown
0
86
n/a
The ornamental design for a vision assessment chart, as shown and described.

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.

Su, Charles, Zhang, Fuxiang

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Apr 15 2019ZHANG, FUXIANGHENRY FORD HEALTH SYSTEMASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0488970896 pdf
Apr 15 2019SU, CHARLESHENRY FORD HEALTH SYSTEMASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0488970896 pdf
Apr 16 2019HENRY FORD HEALTH SYSTEM(assignment on the face of the patent)
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