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Serving leading biopharmaceutical companies globally:

Farmers Insurance
Fish and Richardson
Daiichi Sankyo
Argus Health

Generated: November 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,559,269

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Summary for Patent: 5,559,269

Title: 3,3-diphenylpropylamines, their use and preparation
Abstract:The invention relates to 3,3-diphenylpropylamines of formula (I), wherein R.sup.1 signifies hydrogen or methyl, R.sup.2 and R.sup.3 independently signify hydrogen, methyl, methoxy, hydroxy, carbamoyl, sulphamoyl or halogen, and X represents a tertiary amino group of formula (II), wherein R.sup.4 and R.sup.5 signify non-aromatic hydrocarbyl groups, which may be the same or different and which together contain at least three carbon atoms, and wherein R.sup.4 and R.sup.5 may form a ring together with the amine nitrogen, their salts with physiologically acceptable acids and, when the compounds can be in the form of optical isomers, the racemic mixture and the individual enantiomers. The invention also relates to methods for their preparation, pharmaceutical compositions containing the novel compounds, and the use of the compounds for preparing drugs ##STR1##
Inventor(s): Johansson; Rolf A. (Huddinge, SE), Moses; Pinchas (Satsj o-Boo, SE), Nilvebrant; Lisbeth (Bromma, SE), Sparf; Bengt .ANG.. (Tr.ang.ngsund, SE)
Assignee: Pharmacia AB (Stockholm, SE)
Application Number:08/432,113
Patent Claim Types:
see list of patent claims
Compound; Composition; Process; Use;

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Foreign Priority and PCT Information for Patent: 5,559,269

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden9203318Nov 06, 1992

International Patent Family for Patent: 5,559,269

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Finland952179► Subscribe
Canada2148827► Subscribe
Germany69317898► Subscribe
Denmark0667852► Subscribe
European Patent Office0667852► Subscribe
Spain2117155► Subscribe
Hong Kong1006349► Subscribe
Finland120256► Subscribe
Australia5438094► Subscribe
Australia672458► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving leading biopharmaceutical companies globally:

Queensland Health
Johnson and Johnson
Express Scripts
Argus Health

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