USD401961SExpiredUtility

Single hydraulic spring hinge eyeglasses

39
Assignee: CALIFORNIA DESIGN STUDIO INCPriority: Apr 10, 1997Filed: Apr 10, 1997Granted: Dec 1, 1998
Est. expiryApr 10, 2017(expired)· nominal 20-yr term from priority
Inventors:Carlos A. Khantzis
39
PatentIndex Score
4
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a single hydraulic spring hinge eyeglasses, as shown and described.

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