Granted Patent
Utility
US 4,511,513 · App. 06/375,073
Detergent compounds and compositions
Inventors:
Jacob J. Guth, Robert J. Verdicchio
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: May 5, 1982
Inventors
Jacob J. Guth
Robert J. Verdicchio
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.