Appeal No. 2006-0545 Page 3
Application No. 10/019,273
contacting the mixture with colloidal silica to form a homogeneous
gel,
crystallizing the gel under hydrothermal conditions to obtain a first
solid,
washing the first solid with water to form a second solid,
calcining the second solid in air to form a calcined solid,
subjecting the calcined solid to an ion exchange using an aqueous
solution of ammonium acetate to form a third solid, and
calcining the third solid in air.
The Examiner cited the following references in rejecting the appealed claims:
Rosinski et al. (Rosinski) 3,832,449 Aug. 27, 1974
Leyshon et al. (Leyshon) 5,026,936 Jun. 25, 1991
The Examiner entered the following rejections (Answer, pp. 3-5):
Claims 17-19 stand rejected under 35 U.S.C. § 112, second paragraph, as
indefinite.
Claims 17-20 stand rejected under 35 U.S.C. § 112, first paragraph, as failing to
satisfy the written description requirement thereof.
Claims 1-14 and 17-20 stand rejected under 35 U.S.C. § 103(a) as unpatentable
over the combination of Leyshon and Rosinski.
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