IP Library › Granted Patent US 6,499,404
Granted Patent Utility
US 6,499,404 · App. 09/763,193

Ignition element with a laser light source

Inventors: Heinz Kern, Gerhard Kordel
Patented Case View Patent ↗
Granted: Dec 31, 2002 Filed: Apr 13, 2001
Inventors
Heinz Kern
Gerhard Kordel
Assignee (at issue)
DYNAMIT NOBEL GMBH EXPLOSIVSTOFF-UND SYSTEMTECHNIK

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 6,499,404
App. No.
09/763,193
Filed
2001-04-13
Granted
2002-12-31
Kind
B1