Granted Patent
Utility
US 6,682,685 · App. 09/596,740
Method of rotational molding using a resin blend
Inventor:
Robert Swain
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Jun 19, 2000
Inventor
Robert Swain
Assignee (at issue)
Chroma Group, Inc.
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.