IP Library Granted Patent US 5,620,987
Granted Patent Utility
US 5,620,987 · App. 08/398,478

Amino acid derivatives

Inventors: Balraj K. Handa, Peter J. Machin, Joseph Armstrong Martin, Sally Redshaw, Gareth J. Thomas
Patented Case View Patent ↗
Granted: Apr 15, 1997 Filed: Apr 10, 1995
Inventors
Balraj K. Handa
Peter J. Machin
Joseph Armstrong Martin
Sally Redshaw
Gareth J. Thomas
Assignee (at issue)
HOFFMANN-LA ROCHE 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 5,620,987
App. No.
08/398,478
Filed
1995-04-10
Granted
1997-04-15
Kind
A