IP Library Granted Patent US 5,679,380
Granted Patent Utility
US 5,679,380 · App. 08/623,920

Underwater pelletizing die plate

Inventors: Rainer Munz, Rainer Sauter
Patented Case View Patent ↗
Granted: Oct 21, 1997 Filed: Mar 28, 1996
Inventors
Rainer Munz
Rainer Sauter
Assignee (at issue)
Werner & Pfleiderer GmbH

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 5,679,380
App. No.
08/623,920
Filed
1996-03-28
Granted
1997-10-21
Kind
A