USD276609SExpiredUtility
Expansion phone
Individually held — no corporate assignee on recordPriority: Oct 22, 1982Filed: Oct 22, 1982Granted: Dec 4, 1984
Est. expiryOct 22, 2002(expired)· nominal 20-yr term from priority
Inventors:Joel Schwartz
13
PatentIndex Score
1
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an expansion phone, as shown and described.
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