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Claims

Referenced Cited
U.S. Patent Documents
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Foreign Patent Documents
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Other references
Patent History
Patent number: RE36187
Type: Grant
Filed: Aug 5, 1994
Date of Patent: Apr 6, 1999
Assignee: The Regents of the University of Michigan (Ann Arbor, MI)
Inventors: Leroy B. Townsend (Ann Arbor, MI), John G. Drach (Ann Arbor, MI), Charles Shipman, Jr. (Dexter, MI), Jeffrey S. Pudlo (Ann Arbor, MI)
Primary Examiner: John M. Ford
Law Firm: Harness, Dickey & Pierce, P.L.C.
Application Number: 8/287,290