IP Library Granted Patent US 5,717,080
Granted Patent Utility
US 5,717,080 · App. 08/702,583

Bis-azo compounds with 2,3-dichlorobenzoyl group

Inventors: Hiroshi Kitaguchi, Hideaki Satoh, Shigeru Yamazaki, Hideto Mori, Naoyuki Nishikawa, Tomohiro Ogawa, Hai-jian Xu, Tadahiko Izushi
Patented Case View Patent ↗
Granted: Feb 10, 1998 Filed: Aug 20, 1996
Inventors
Hiroshi Kitaguchi
Hideaki Satoh
Shigeru Yamazaki
Hideto Mori
Naoyuki Nishikawa
Tomohiro Ogawa
Hai-jian Xu
Tadahiko Izushi
Assignee (at issue)
Fuji ImmunoPharmaceuticals Corporation

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 5,717,080
App. No.
08/702,583
Filed
1996-08-20
Granted
1998-02-10
Kind
A