Granted Patent
Utility
US 5,334,612 · App. 07/610,560
Pharmaceutical compositions containing as active substance sulphur-containing carboxylic acids and their use in combating retroviruses
Inventors:
Joachim Kalden, Bernhard Fleckenstein, Andreas Baur, Thomas Harrer
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Nov 8, 1990
Inventors
Joachim Kalden
Bernhard Fleckenstein
Andreas Baur
Thomas Harrer
Assignee (at issue)
ASTA Pharma Aktiengesellschaft
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.