IP Library › Granted Patent US 4,879,287
Granted Patent Utility
US 4,879,287 · App. 07/288,023

Pharmaceutical composition

Inventors: Norman A. Orr, Michael J. Greenway
Patented Case View Patent ↗
Granted: Nov 7, 1989 Filed: Dec 21, 1988
Inventors
Norman A. Orr
Michael J. Greenway
Assignee (at issue)
Beecham Group plc

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 4,879,287
App. No.
07/288,023
Filed
1988-12-21
Granted
1989-11-07
Kind
A