USD289378SExpiredUtility
Combined reusable extractor-stopper for laboratory glassware
Individually held — no corporate assignee on recordPriority: Nov 23, 1984Filed: Nov 23, 1984Granted: Apr 21, 1987
Est. expiryNov 23, 2004(expired)· nominal 20-yr term from priority
Inventors:Robert J. Miskinis
82
PatentIndex Score
19
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combined reusable extractor-stopper for laboratory glassware, as shown and described.
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