CA2543074A1 — Novel 2-(piperazin-1-yl)- and 2-([1,4]diazepan-1-yl)- imidazo[4,5-d]pyridazin-4-one, production and use thereof as medicament for the treatment of diabetes mellitus
Assigned to Boehringer Ingelheim International GmbH · Expires 2005-06-30 · 21y expired
What this patent protects
The invention relates to substituted imidazo[4,5-d]pyridazin-4-ones of general formula (I), in which R1 to R3 and n are as defined in claims 1 to 8, the tautomers, enantiomers, diastereomers, mixtures and salts thereof which have useful pharmacological properties, in particular, …
USPTO Abstract
The invention relates to substituted imidazo[4,5-d]pyridazin-4-ones of general formula (I), in which R1 to R3 and n are as defined in claims 1 to 8, the tautomers, enantiomers, diastereomers, mixtures and salts thereof which have useful pharmacological properties, in particular, an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
Drugs covered by this patent
- Tradjenta (LINAGLIPTIN) · Boehringer Ingelheim
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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