Granted Patent
Utility
US 5,745,228 · App. 08/785,689
Method and apparatus for distinguishing live from infertile poultry eggs
Inventors:
John H. Hebrank, Daniel De Pauw
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Jan 17, 1997
Inventors
John H. Hebrank
Daniel De Pauw
Assignee (at issue)
Embrex, 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.