IP Library › Granted Patent US 5,387,374
Granted Patent Utility
US 5,387,374 · App. 08/078,211

Guerbet carbonates

Inventors: Alfred Westfechtel, Frank Bongardt, Achim Ansmann
Patented Case View Patent ↗
Granted: Feb 7, 1995 Filed: Jun 15, 1993
Inventors
Alfred Westfechtel
Frank Bongardt
Achim Ansmann
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien

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 5,387,374
App. No.
08/078,211
Filed
1993-06-15
Granted
1995-02-07
Kind
A