Granted Patent
Utility
US 4,668,269 · App. 06/876,180
System and method for the internal cooling of hot molds
Inventors:
Rolando Cantu-Garcia, Elio Marroquin-Garza
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Jun 19, 1986
Inventors
Rolando Cantu-Garcia
Elio Marroquin-Garza
Assignee (at issue)
Vidriera Monterrey, S.A.
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.