Granted Patent
Utility
US 5,968,546 · App. 09/079,160
Keratinocyte culture from precursor cells
Inventors:
Marcus Baur, Thomas Hunziker, Alain Limat, Wolfram Riedel, Christian Toloczyki
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: May 15, 1998
Inventors
Marcus Baur
Thomas Hunziker
Alain Limat
Wolfram Riedel
Christian Toloczyki
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.