IP Library Granted Patent US 5,019,563
Granted Patent Utility
US 5,019,563 · App. 07/356,691

Pharmaceutical composition

Inventors: Christopher A. Hunter, David Yau
Patented Case View Patent ↗
Granted: May 28, 1991 Filed: May 25, 1989
Inventors
Christopher A. Hunter
David Yau
Assignee (at issue)
Reckitt & Colman Products Limited

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 5,019,563
App. No.
07/356,691
Filed
1989-05-25
Granted
1991-05-28
Kind
A