IP Library Granted Patent US 6,569,330
Granted Patent Utility
US 6,569,330 · App. 09/620,201

Filter coalescer cartridge

Inventors: Gregory S. Sprenger, Michael J. Gish
Patented Case View Patent ↗
Granted: May 27, 2003 Filed: Jul 19, 2000
Inventors
Gregory S. Sprenger
Michael J. Gish
Assignee (at issue)
Velcon Filters, LLC

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 6,569,330
App. No.
09/620,201
Filed
2000-07-19
Granted
2003-05-27
Kind
B1