The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 2011
Filed:
Jan. 05, 2009
Karlheinz Baumann, Efringen-Kirchen, DE;
Alexander Flohr, Loerrach, DE;
Erwin Goetschi, Reinach BL, CH;
Helmut Jacobsen, Schopfheim, DE;
Synese Jolidon, Blauen, CH;
Thomas Luebbers, Loerrach, DE;
Karlheinz Baumann, Efringen-Kirchen, DE;
Alexander Flohr, Loerrach, DE;
Erwin Goetschi, Reinach BL, CH;
Helmut Jacobsen, Schopfheim, DE;
Synese Jolidon, Blauen, CH;
Thomas Luebbers, Loerrach, DE;
Hoffmann-La Roche Inc., Nutley, NJ (US);
Abstract
The invention relates to compounds of formula wherein R, R, R, R, X and Y are as defined herein and to pharmaceutically active acid addition salts thereof. The compounds can be used for the treatment of Alzheimer's disease, cerebral amyloid angiopathy, hereditary cerebral hemorrhage with amyloidosis, Dutch-type (HCHWA-D), multi-infarct dementia, dementia pugilistica or Down syndrome.