Granted Patent
Utility
US 6,447,711 · App. 08/675,741
Polyester resins having improved rheological properties
Inventors:
Hussain Al Ghatta, Arianna Giovannini, Sandro Cobror
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Jul 3, 1996
Inventors
Hussain Al Ghatta
Arianna Giovannini
Sandro Cobror
Assignee (at issue)
Sinco Engineering, S.p.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.