Granted Patent
Utility
US 5,518,878 · App. 08/121,377
Cryopreservation of cultured skin or cornea equivalents with agitation
Inventors:
Leon M. Wilkins, Stephen R. Watson
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Sep 15, 1993
Inventors
Leon M. Wilkins
Stephen R. Watson
Assignee (at issue)
Organogenesis Inc.
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.