Granted Patent
Utility
US 4,904,689 · App. 07/221,426
Lysocellin-containing feed efficiency-enhancing animal feed
Inventors:
Jerome L. Martin, David R. Bright, Robert D. Williams, Vernon V. Young
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Jul 19, 1988
Inventors
Jerome L. Martin
David R. Bright
Robert D. Williams
Vernon V. Young
Assignee (at issue)
International Minerals & Chemical Corp.
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.