Granted Patent
Utility
US 4,455,237 · App. 06/434,266
High bulk pulp, filter media utilizing such pulp, related processes
Inventor:
Homan B. Kinsley, Jr.
Patented Case
View Patent ↗
Granted: Jun 19, 1984
Filed: Oct 14, 1982
Inventor
Homan B. Kinsley, Jr.
Assignee (at issue)
James River 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.