USD438621SExpiredUtility

Indirect ophthalmoscopy lens retaining ring

41
Assignee: VOLK OPTICAL INCPriority: Nov 4, 1998Filed: Nov 4, 1998Granted: Mar 6, 2001
Est. expiryNov 4, 2018(expired)· nominal 20-yr term from priority
Inventors:Richard MuellerDonald A. Volk
41
PatentIndex Score
4
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
We claim the ornamental design for an indirect ophthalmoscopy lens retaining ring, as shown and described.

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