Biphenyl carboxylic acids and derivatives thereof

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Radical -xh acid – or anhydride – acid halide or salt thereof...

Reexamination Certificate

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C562S469000

Reexamination Certificate

active

07897643

ABSTRACT:
The present disclosure relates to compounds having the general Formula (I) with the definitions of R1, R2, R3, and R4as provided herein, and/or salts thereof. The disclosure also relates to the use of such compounds for the treatment of Alzheimer's disease, and for the modulation of γ-secretase activity.

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