Granted Patent
Utility
US 4,794,788 · App. 07/104,611
Method and apparatus for rheological testing
Inventors:
Thomas D. Masters, Henry Pawlowski
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Oct 5, 1987
Inventors
Thomas D. Masters
Henry Pawlowski
Assignee (at issue)
Monsanto Company
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.