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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 5055450 B1

PDFFull Text
Date of Patent:
Oct. 08, 1991

Filed:

Mar. 13, 1990

Peptide derivatives

Applicant:
Inventors:

Philip D Edwards, Claymont, DE (US);

John A Schwartz, Wilmington, all, DE (US);

Mark M Stein, Wilmington, all, DE (US);

Diane A Trainor, Glen Mills, PA (US);

Richard A Wildonger, Elmwood, DE (US);

Assignee:

ICI Americas Inc., Wilmington, DE (US);

Attorneys:

Miano; Rosemary M.

Jackson; Thomas E.

Primary Examiner:

Lester L Lee

Assistant Examiner:

Avis Davenport

Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
514019 ; 548953 ; 548537 ; 548538 ; 548253 ; 530330 ; 530331 ; 546225 ; 546226 ; 546245 ; 546227 ;
Abstract

The invention concerns pharmaceutically useful trifluoromethyl ketone substituted di-, tri- and tetra-peptide derivatives of the formulae Ia, Ib, Ic set out hereinafter, and salts thereof, which are inhibitors of human leukocyte elastase. Also described herein are pharmaceutical compositions containing a peptide derivative and processes and intermediates for use in the manufacture of the peptide derivatives.

Find Patent Forward Citations

Edwards, Philip. (1991). Peptide derivatives (U.S. Patent No. 5055450). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5055450

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

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