Granted Patent
Utility
US 4,584,152 · App. 06/620,621
Controlling fabric porosity
Inventor:
Jack Leach
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: Jun 14, 1984
Inventor
Jack Leach
Assignee (at issue)
Burlington Industries LLC
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.