USD427620SExpiredUtility
Bifocal safety glasses
Individually held — no corporate assignee on recordPriority: May 27, 1999Filed: May 27, 1999Granted: Jul 4, 2000
Est. expiryMay 27, 2019(expired)· nominal 20-yr term from priority
Inventors:Forrest G Spivey
22
PatentIndex Score
4
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a bifocal safety glasses, as shown.
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