IP Library › Granted Patent US 6,564,799
Granted Patent Utility
US 6,564,799 · App. 09/820,486

Multilumen filter

Inventors: Atsuo F. Fukunaga, Blanca M. Fukunaga
Patented Case View Patent ↗
Granted: May 20, 2003 Filed: Mar 28, 2001
Inventors
Atsuo F. Fukunaga
Blanca M. Fukunaga
Assignee (at issue)
Medlis Corp.

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 6,564,799
App. No.
09/820,486
Filed
2001-03-28
Granted
2003-05-20
Kind
B2