Granted Patent
Utility
US 5,622,690 · App. 08/145,328
Seed-derived proteinaceous compositions for reduction of sunburn cell formation
Inventors:
Richard C. Potter, Peter T. Pugliese
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Oct 29, 1993
Inventors
Richard C. Potter
Peter T. Pugliese
Assignee (at issue)
Nurture Holdings, 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.