IP Library Granted Patent US 6,548,421
Granted Patent Utility
US 6,548,421 · App. 09/560,337

Method for forming a refractory-metal-silicide layer in a semiconductor device

Inventors: Nobuaki Hamanaka, Ken Inoue, Kaoru Mikagi
Patented Case View Patent ↗
Granted: Apr 15, 2003 Filed: Apr 28, 2000
Inventors
Nobuaki Hamanaka
Ken Inoue
Kaoru Mikagi
Assignee (at issue)
NEC 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 6,548,421
App. No.
09/560,337
Filed
2000-04-28
Granted
2003-04-15
Kind
B1