IP Library Granted Patent US 4,520,205
Granted Patent Utility
US 4,520,205 · App. 06/578,320

Chemical resolution of (+)-2,3-dihydroindole-2-carboxylic acid

Inventor: George C. Buzby, Jr.
Patented Case View Patent ↗
Granted: May 28, 1985 Filed: Feb 10, 1984
Inventor
George C. Buzby, Jr.
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 4,520,205
App. No.
06/578,320
Filed
1984-02-10
Granted
1985-05-28
Kind
A