Application of Edwin H. Land

ALMOND, Judge.

This is an appeal from the decision of the Board of Appeals affirming the refusal by the examiner to allow claims 39 and 40 in a patent application 1 for “Photographic Process and Composition.” Both claims are drawn to a process.

The invention relates to a process of developing photographic film in the presence of environmental light. In the prior art process improved upon by appellant, the specification states:

“ * * * the processing composition is spread between a pair of sheets, one of which carries a photosensitive stratum, to provide what may be termed a sandwich. Thereafter,…