The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 28, 1994

Filed:

Oct. 28, 1992
Applicant:
Inventors:

Ourida Aberkane, Fameck, FR;

Maurice Born, Nanterre, FR;

Jean Luc Mielzoszynski, Montigny les Metz, FR;

Daniel Paquer, Vandoeuvre, FR;

Guy Barc, Rueil Malmaison, FR;

Assignee:

Instiut Francais du Petrole, Rueil-Malmaison, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568 21 ; 568 60 ; 568 59 ;

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