Triscored drug tablet

- The Upjohn Company
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Description

FIG. 1 is a top and front perspective view of a triscored drug tablet showing our new design;

FIG. 2 is a bottom and front perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof, the rear elevational view being identical thereto; and

FIG. 6 is a left end elevational view thereof, the right end elevational view being identical thereto.

Referenced Cited
U.S. Patent Documents
D202467 October 1965 Gullmot
D216307 December 1969 Ninger
D220956 June 1971 Roberts
D224591 August 1972 Roberts
D228456 September 1973 Ninger
2052376 August 1936 Zellers
3336200 August 1967 Krause et al.
4215104 July 29, 1980 Ullman et al.
4258027 March 24, 1981 Ullman et al.
4735805 April 5, 1988 Ni et al.
Foreign Patent Documents
993291 May 1965 GBX
Patent History
Patent number: D310579
Type: Grant
Filed: Apr 28, 1989
Date of Patent: Sep 11, 1990
Assignee: The Upjohn Company (Kalamazoo, MI)
Inventors: Phillip F. Ni (Mattawan, MI), Larry F. Odar (Galesburg, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Law Firm: Flynn, Thiel, Boutell & Tanis
Application Number: 7/345,428
Classifications
Current U.S. Class: D28/2; Jeweled (D28/81)