USD771176SActiveUtility

Glasses for training and improving eyesight

32
Assignee: LIU DONGGUANGPriority: Apr 13, 2015Filed: Oct 2, 2015Granted: Nov 8, 2016
Est. expiryApr 13, 2035(~8.7 yrs left)· nominal 20-yr term from priority
Inventors:Dongguang Liu
32
PatentIndex Score
3
Cited by
15
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a glasses for training and improving eyesight, as shown.

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