USD258508SExpiredUtility
Pump impeller housing
Individually held — no corporate assignee on recordPriority: Apr 13, 1978Filed: Apr 13, 1978Granted: Mar 10, 1981
Est. expiryApr 13, 1998(expired)· nominal 20-yr term from priority
Inventors:Victor M. Serrambana
56
PatentIndex Score
11
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design of a pump impeller housing, substantially as shown and described.
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