USD277888SExpiredUtility

Matrix band retainer

23
Individually held — no corporate assignee on recordPriority: Sep 21, 1981Filed: Mar 19, 1982Granted: Mar 5, 1985
Est. expirySep 21, 2001(expired)· nominal 20-yr term from priority
Inventors:Dan W. Ericson
23
PatentIndex Score
0
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a matrix band retainer, as shown.

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