logo

For the Inventor, By the Inventor

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.

Patent No.:

US 4970213 B1

PDFFull Text
Date of Patent:
Nov. 13, 1990

Filed:

Jan. 16, 1990

Benzo(1,8)naphthyridine derivatives as intermediates

Applicant:
Inventors:

Michel Antoine, Paris, FR;

Michel Barreau, Montgeron, FR;

Jean-Francois Desconclois, Paris, FR;

Philippe Girard, Arpajon, FR;

Guy Picaut, Chevilly Larue, FR;

Assignee:

Rhone-Poulenc Sante, Antony, FR;

Attorney:

Stevens, Davis, Miller & Mosher

Primary Examiner:

Alan L Rotman

Assistant Examiner:

Joseph K McKane

Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
514292 ; 546 81 ;
Abstract

New benzo[b][1,8]naphthyridine derivatives of general formula (I) in which R is a hydrogen atom or an alkyl, fluoroalkyl, cycloalkyl (3 to 6 C), alkoxy, alkylamino or protected alkylamino radical, Hal is F, Cl or Br if R' is hydrogen, or Hal and R' are F, and Alk is an alkyl radical, and their preparation. These new products can be used as intermediates for the preparation of biologically active products. ##STR1##

Find Patent Forward Citations

Antoine, Michel. (1990). Benzo(1,8)naphthyridine derivatives as intermediates (U.S. Patent No. 4970213). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4970213

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…