Granted Patent
Utility
US 5,654,086 · App. 08/683,631
Durable hydrophilic fibers, cloth articles and molded articles
Inventors:
Masaru Nishijima, Masayasu Suzuki
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Jul 15, 1996
Inventors
Masaru Nishijima
Masayasu Suzuki
Assignee (at issue)
Chisso 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.