Granted Patent
Utility
US 6,348,197 · App. 09/319,481
In ovo vaccination against Newcastle Disease
Inventor:
Frans Gerrit Davelaar
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Jul 23, 1999
Inventor
Frans Gerrit Davelaar
Assignee (at issue)
Amerimas Home Products, 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.