Granted Patent
Utility
US 5,082,533 · App. 07/641,989
Heated extended nip press with porous roll layers
Inventors:
Jeffrey H. Pulkowski, Elizabeth A. Macklem, L. H. Busker
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Jan 16, 1991
Inventors
Jeffrey H. Pulkowski
Elizabeth A. Macklem
L. H. Busker
Assignee (at issue)
Beloit Corporation
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.