Granted Patent
Utility
US 4,767,669 · App. 07/040,588
Melt size compositions containing surfactants
Inventors:
Delano M. Conklin, John H. Hansen, Norbert W. Burske, Robert C. Malpass
Patented Case
View Patent ↗
Granted: Aug 30, 1988
Filed: Apr 21, 1987
Inventors
Delano M. Conklin
John H. Hansen
Norbert W. Burske
Robert C. Malpass
Assignee (at issue)
Burlington Industries LLC
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.