Granted Patent
Utility
US 5,616,787 · App. 08/541,006
Process for the preparation of alkylated aromatic carboxylic acids and acyl halides
Inventors:
Rinaldo Husler, Ivan Orban, Martin Holer
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Oct 11, 1995
Inventors
Rinaldo Husler
Ivan Orban
Martin Holer
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.