The opinion in support of the decision being entered today was not written
for publication and is not binding precedent of the Board.
Paper No. 20
UNITED STATES PATENT AND TRADEMARK OFFICE
__________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
__________
Ex parte RAGAB EL-RASHIDY
Appeal No. 2002-0783
Application No. 09/268,957
__________
ON BRIEF
__________
WINTERS, SCHEINER, and LORIN, Administrative Patent Judges.
WINTERS, Administrative Patent Judge.
DECISION ON APPEAL
This appeal was taken from the examiner's decision rejecting claims 1 and 3
through 23, which are all of the claims remaining in the application.
The Invention
The invention relates to a controlled release composition containing sildenafil for
delivery by the sublingual mode of administration. In addition to sildenafil, the
composition includes an osmotic agent, a swellable hydrophilic carrier, and a water
dispersible polymer. Claim 1, which is illustrative of the subject matter on appeal, reads
as follows:
Page: 1 2 3 4 5 6 7 8 9 10 Next
Last modified: November 3, 2007