Appeal No. 1997-3729 3
Application No. 08/362,107
Z1SO2SM1
wherein
ZI is alkyl, aryl, heteroaryl, arylalkyl, or a polymeric backbone wherein the
thiosulfonate group is repeated and
M1 is a monovalent metal or a tetraalkylammonium cation, and
Formula II is
Z2SO2M2 (II)
wherein
Z2 is alkyl, aryl, heteroaryl, arylalkyl, or a polymeric backbone wherein the sulfinate
group is repeated and
M2 is a monovalent metal or a tetraalkylammonium cation, and wherein iodide
forming the grains is confined to exterior portions of the grains accounting for up to 15
percent of total silver.
6. A radiation sensitive emulsion according to Claim 1 wherein the silver iodochloride
grains include tetradecahedral grains having {111} and {100} crystal faces.
11. The emulsion of Claim 1 wherein said silver iodochloride grains comprise about
99% silver chloride.
THE REFERENCES OF RECORD
As evidence of obviousness, the examiner relies upon the following references.
Takada et al. (Takada) 5,389,508 Feb. 14, 1995
Lok 5,399,479 Mar. 21, 1995
Shuto et al. (Shuto) 5,110,719 May. 5, 1992
MacIntyre et al. (MacIntyre) 5,411,855 May. 2, 1995
Hei (Kokai Patent Application) 3-208,041 Sep. 11, 1991
(English language Translation)
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