Granted Patent
Utility
US 6,706,854 · App. 10/339,441
Process for preparing reabsorbable polyesters by mass polymerization
Inventors:
Berthold Buchholz, Matthias Schellhorn, Andreas Weber
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Jan 9, 2003
Inventors
Berthold Buchholz
Matthias Schellhorn
Andreas Weber
Assignee (at issue)
BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG
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.