Granted Patent
Utility
US 5,639,494 · App. 08/256,856
Pectinesterase in the treatment of fruit and vegetables
Inventors:
Catherine Marie Therese Grassin, Pierre Clement Louis Fauquembergue
Patented Case
View Patent ↗
Granted: Jun 17, 1997
Filed: Dec 5, 1994
Inventors
Catherine Marie Therese Grassin
Pierre Clement Louis Fauquembergue
Assignee (at issue)
Gist-Brocades N.V.
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.