USD801535SActiveUtility
Optical trial frame
Est. expiryDec 11, 2035(~9.4 yrs left)· nominal 20-yr term from priority
Inventors:Norbert Koop
35
PatentIndex Score
1
Cited by
24
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an optical trial frame, as shown and described.Join the waitlist — get patent alerts
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