IP Library Granted Patent US 4,873,266
Granted Patent Utility
US 4,873,266 · App. 07/003,977

Menthone enhancement of transdermal drug delivery

Inventors: Thomas W. Leonard, Karol K. Mikula, Marcia S. Schlesinger
Patented Case View Patent ↗
Granted: Oct 10, 1989 Filed: Jan 16, 1987
Inventors
Thomas W. Leonard
Karol K. Mikula
Marcia S. Schlesinger
Assignee (at issue)
Amerimas Home Products, 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,873,266
App. No.
07/003,977
Filed
1987-01-16
Granted
1989-10-10
Kind
A