Granted Patent
Utility
US 4,617,166 · App. 06/769,540
Method for blow molding articles with deeply recessed edges
Inventors:
Christopher Irwin, Richard Bowen
Patented Case
View Patent ↗
Granted: Oct 14, 1986
Filed: Aug 26, 1985
Inventors
Christopher Irwin
Richard Bowen
Assignee (at issue)
Hoover Universal, 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.