Granted Patent
Utility
US 6,506,570 · App. 09/269,366
Method of sorting birds in ovo
Inventor:
Patricia V. Phelps
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Mar 23, 1999
Inventor
Patricia V. Phelps
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.