Granted Patent
Utility
US 4,696,773 · App. 06/882,660
Process for the preparation of isethionic acid
Inventors:
Elvin R. Lukenbach, Prakash Naik-Satam, Anthony M. Schwartz
Patented Case
View Patent ↗
Granted: Sep 29, 1987
Filed: Jul 7, 1986
Inventors
Elvin R. Lukenbach
Prakash Naik-Satam
Anthony M. Schwartz
Assignee (at issue)
Johnson & Johnson Baby Products Company
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.