USD311580SExpiredUtility

Cardiac pacemaker

54
Assignee: PHYSIO CONTROL CORPPriority: Jun 24, 1988Filed: Jun 24, 1988Granted: Oct 23, 1990
Est. expiryJun 24, 2008(expired)· nominal 20-yr term from priority
Inventors:Daniel Earl ButlerNeil G. Mcilvaine
54
PatentIndex Score
7
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cardiac pacemaker, as shown and described.

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