IP Library Granted Patent US 4,616,580
Granted Patent Utility
US 4,616,580 · App. 06/694,033

Anhydrous knife

Inventors: Alan R. Moore, Nicholas M. Januszewski
Patented Case View Patent ↗
Granted: Oct 14, 1986 Filed: Jan 23, 1985
Inventors
Alan R. Moore
Nicholas M. Januszewski
Assignee (at issue)
Hayes-Albion 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 4,616,580
App. No.
06/694,033
Filed
1985-01-23
Granted
1986-10-14
Kind
A