Granted Patent
Utility
US 5,364,734 · App. 07/895,649
Postive-working radiation-sensitive mixture and radiation-sensitive recording material produced therewith
Inventors:
Georg Pawlowski, Horst Roeschert, Walter Spiess, Klaus-Juergen Przybilla
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jun 9, 1992
Inventors
Georg Pawlowski
Horst Roeschert
Walter Spiess
Klaus-Juergen Przybilla
Assignee (at issue)
Hoechst GmbH
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.