USD270243SExpiredUtility
Chronograph
Individually held — no corporate assignee on recordPriority: Apr 6, 1981Filed: Apr 6, 1981Granted: Aug 23, 1983
Est. expiryApr 6, 2001(expired)· nominal 20-yr term from priority
Inventors:Ferdinand A. Porsche
93
PatentIndex Score
33
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for chronograph, substantially as shown and described.
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