Granted Patent
Utility
US 4,841,749 · App. 07/139,547
Warp-knit, weft-inserted fabric with multiple substrate layers and method of producing same
Inventors:
Vaclav Petracek, Julius R. Schnegg
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Dec 30, 1987
Inventors
Vaclav Petracek
Julius R. Schnegg
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.