Granted Patent
Utility
US 5,175,348 · App. 07/849,573
Process for the preparation of halogenated carboxylic acid esters
Inventors:
Pasquale Gallegra, Gerhard Degischer
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: Mar 10, 1992
Inventors
Pasquale Gallegra
Gerhard Degischer
Assignee (at issue)
Saurefabrik Schweizerhall
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.