Granted Patent
Utility
US 5,409,983 · App. 08/194,641
Refillable bottle of polyethylene terephthalate copolymer and its manufacture
Inventors:
Kenneth M. Jones, Graeme P. Kerr, Neil Tindale
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Feb 10, 1994
Inventors
Kenneth M. Jones
Graeme P. Kerr
Neil Tindale
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.