Method for preparing photographic elements having single photosensitive layer containing photopolymerizable compound, photoinitiator, diazonium compound and barrier material encapsulated pigment particles; and negative image formation process

Granted: Aug 23, 1994 Filed: Nov 5, 1993

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.