Drug – bio-affecting and body treating compositions – Identification or warning feature – Taste or smell or chemical irritation to the eye – nose – or...
Patent
1980-08-11
1982-10-12
Rose, Shep K.
Drug, bio-affecting and body treating compositions
Identification or warning feature
Taste or smell or chemical irritation to the eye, nose, or...
124 14, 124 16, 124 19, 124 21, A61K 920, A61K 922, A61K 924, A61K 928
Patent
active
043538878
ABSTRACT:
Divisible tablet having controlled and delayed release of the active substance and consisting of a compact that is optionally provided with a coating and is formed by at least one active substance in an adjunct composition that effects a delayed and controlled release of the active substance and optionally one or more additional adjunct compositions that optionally contain active substances and are arranged in longitudinal layers, the compact being of an oblong shape in which the ratio of length to width to depth is approximately 2.5 to 5: approximately 0.9 to 2:1 and the width constitutes at most 2/3 of the length, and in which one or more relatively deep dividing grooves are present which run perpendicularly to the length and the depth and have a total depth constituting from approximately 1/3 to approximately 1/2 of the depth of the tablet, but are at least so deep that one fracture surface area multiplied by the number of possible fragments constitutes a maximum of 15% of the surface area of the undivided tablet, the base and top faces independently of one another are planar or are convexly curved about the longitudinal axis or about parallels to this axis, the side faces are planar, the end faces can be of any shape and edges are optionally bevelled or rounded.
REFERENCES:
patent: D89941 (1933-05-01), Low
patent: D91644 (1934-03-01), Blackstone
patent: D98858 (1936-03-01), Gager
patent: D201497 (1965-06-01), Ninger
patent: D202467 (1965-10-01), Guilmot
patent: D216307 (1969-12-01), Ninger
patent: D224591 (1972-08-01), Roberts
patent: D228456 (1973-09-01), Ninger
patent: D229049 (1973-11-01), Roberts
patent: 1836604 (1931-12-01), Meyer
patent: 2052376 (1936-08-01), Zellers
patent: 2132690 (1938-10-01), Hilliard
patent: 2410110 (1946-10-01), Taylor
patent: 2410417 (1946-11-01), Anderson
patent: 2811483 (1957-10-01), Aterno et al.
patent: 2853420 (1958-09-01), Lowey
patent: 2953497 (1960-09-01), Press
patent: 2996431 (1961-08-01), Barry
patent: 3115441 (1963-12-01), Hermelin
patent: 3166476 (1965-01-01), Lowey
patent: 3336200 (1967-08-01), Krause et al.
patent: 4215104 (1980-07-01), Ullman et al.
Hess Hans
Voellmy Carlo
Almaula Prabodh I.
Ciba-Geigy Corporation
Glynn Michael W.
Rose Shep K.
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