IP Library Granted Patent US 5,627,102
Granted Patent Utility
US 5,627,102 · App. 08/569,319

Method for making metal interconnection with chlorine plasma etch

Inventors: Hiroshi Shinriki, Takeshi Kaizuka, Nobuyuki Takeyasu, Tomohiro Ohta, Eiichi Kondoh, Hiroshi Yamamoto, Tomoharu Katagiri, Tadashi Nakano, Yumiko Kawano
Patented Case View Patent ↗
Granted: May 6, 1997 Filed: Dec 8, 1995
Inventors
Hiroshi Shinriki
Takeshi Kaizuka
Nobuyuki Takeyasu
Tomohiro Ohta
Eiichi Kondoh
Hiroshi Yamamoto
Tomoharu Katagiri
Tadashi Nakano
Yumiko Kawano
Assignee (at issue)
Kawasaki Steel 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 5,627,102
App. No.
08/569,319
Filed
1995-12-08
Granted
1997-05-06
Kind
A