USD919693SActiveUtility

Portable projection screen

70
Assignee: YANG CHENGPriority: Mar 7, 2019Filed: Mar 7, 2019Granted: May 18, 2021
Est. expiryMar 7, 2039(~12.6 yrs left)· nominal 20-yr term from priority
Inventors:Cheng Yang
70
PatentIndex Score
14
Cited by
26
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       I claim the ornamental design for a portable projection screen, as shown and described.

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