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.:
Date of Patent:
Mar. 02, 1999
Filed:
Dec. 31, 1996
Applicant:
Inventors:
Prabhakar Kondaji Jadhav, Wilmington, DE (US);
George Clautice Emmett, Wilmington, DE (US);
Michael Ernest Pierce, Wilmington, DE (US);
Assignee:
DuPont Pharmaceuticals Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
540460 ; 544123 ; 544315 ; 544316 ; 544317 ; 544318 ; 540460 ; 540453 ; 540492 ; 540495 ; 540500 ;
Abstract
This invention relates to methods for preparing alkylating agents and use of the agents prepared. In particular, this invention relates to preparation methods for hydroxy halide and organooxy halide alkylating agents and their use for alkylating cyclic urea compounds.