Granted Patent
Utility
US 4,429,115 · App. 06/338,117
3-O-Oleandrosyl-5-O-desosaminyl erythronolide compounds
Inventors:
Leonardo M. Cappelletti, Roberto Spagnoli, Luciano Toscano
Patented Case
View Patent ↗
Granted: Jan 31, 1984
Filed: Jan 8, 1982
Inventors
Leonardo M. Cappelletti
Roberto Spagnoli
Luciano Toscano
Assignee (at issue)
Pierrel SpA
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.