Granted Patent
Utility
US 5,542,974 · App. 08/509,492
Shaped masticating agents containing paraffin
Inventor:
Hartmuth Buding
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Jul 31, 1995
Inventor
Hartmuth Buding
Assignee (at issue)
Bayer Aktiengesellschaft
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.