Granted Patent
Utility
US 4,820,577 · App. 06/944,713
Meltblown superabsorbent thermoplastic compositions
Inventors:
Michael Tod Morman, Sharon Linda Greene, Jose F. Pazos, Augusto Rodriguez
Patented Case
View Patent ↗
Granted: Apr 11, 1989
Filed: Dec 22, 1986
Inventors
Michael Tod Morman
Sharon Linda Greene
Jose F. Pazos
Augusto Rodriguez
Assignee (at issue)
Kimberly-Clark Inc.
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.