Granted Patent
Utility
US 4,670,248 · App. 06/765,850
Olivine bolus
Inventor:
Brian R. Schricker
Patented Case
View Patent ↗
Granted: Jun 2, 1987
Filed: Aug 15, 1985
Inventor
Brian R. Schricker
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.