Granted Patent
Utility
US 4,017,572 · App. 05/568,256
Method of molding articles of polymeric foam substantially free from flashing
Inventors:
Raymond L. Magone, Samir N. Saaty
Patented Case
View Patent ↗
Granted: Apr 12, 1977
Filed: Apr 15, 1975
Inventors
Raymond L. Magone
Samir N. Saaty
Assignee (at issue)
The Upjohn Co.
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.