Granted Patent
Utility
US 5,873,215 · App. 08/905,692
Machine and method for manufacturing pneumatically filled packing cushions
Inventors:
Pieter Theodorus Joseph Aquarius, Rogier Pierre Theodorus Weekers
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Aug 4, 1997
Inventors
Pieter Theodorus Joseph Aquarius
Rogier Pierre Theodorus Weekers
Assignee (at issue)
Free-Flow Packaging International, 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.