Granted Patent
Utility
US 4,544,623 · App. 06/573,098
Photosensitive coating composition and the use thereof for protective purposes
Inventors:
Thaddeus Audykowski, Anton Mentha, Ewald Losert
Patented Case
View Patent ↗
Granted: Oct 1, 1985
Filed: Jan 23, 1984
Inventors
Thaddeus Audykowski
Anton Mentha
Ewald Losert
Assignee (at issue)
Ciba-Geigy
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.