Granted Patent
Utility
US 4,610,978 · App. 06/590,072
Compositions containing 1.alpha.-hydroxycholecalciferol for topical treatment of skin disorders and methods employing same
Inventors:
Shabtay Dikstein, Abraham Hartzshtark
Patented Case
View Patent ↗
Granted: Sep 9, 1986
Filed: Mar 15, 1984
Inventors
Shabtay Dikstein
Abraham Hartzshtark
Assignee (at issue)
YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM LTD
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.