Granted Patent
Utility
US 4,336,329 · App. 06/160,230
Method and apparatus for treatment of biological substances, particularly for cultivation of biological cells and tissues, or of microorganisms
Inventors:
Peter S. Hesse, Friedbert Schinle, Helmut Loscher
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Jun 17, 1980
Inventors
Peter S. Hesse
Friedbert Schinle
Helmut Loscher
Assignee (at issue)
W. C. Heraeus GmbH
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.