Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Reexamination Certificate
2007-05-08
2007-05-08
Sheikh, Humera N. (Department: 1615)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Tablets, lozenges, or pills
C424S464000, C424S465000, C424S474000, C424S479000, C424S480000, C424S481000, C424S482000, C424S451000, C424S489000, C424S490000
Reexamination Certificate
active
10630239
ABSTRACT:
The invention provides sustained release formulations of metformin or a pharmaceutically acceptable salt thereof, and methods of treating diabetes by administering to a patient a therapeutically effective amount of a sustained release formulation of metformin or a pharmaceutically acceptable salt thereof.
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Ketsela Sara
Sanghvi Pradeep P.
Penwest Pharmaceuticals Company
Sheikh Humera N.
Wilmer Cutler Pickering Hale & Dorr LLP
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