Granted Patent
Utility
US 5,486,333 · App. 08/122,248
Blow molding extrusion die with rectangular slots
Inventors:
Harilos Mavridis, Ramesh N. Shroff
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Sep 16, 1993
Inventors
Harilos Mavridis
Ramesh N. Shroff
Assignee (at issue)
Quantum Chemical Corporation
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.