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:
Apr. 10, 1990
Filed:
Oct. 31, 1988
Applicant:
Inventor:
James H Babler, Chicago, IL (US);
Assignee:
Loyola University of Chicago, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
558217 ; 558 87 ; 558 88 ; 585351 ; 560128 ; 562510 ;
Abstract
Novel phosphonate compounds of the formula ##STR1## are disclosed and claimed, as well as methods for manufacturing the phosphonates from C-14 through C-16 aldehydes. The phosphonate compounds of the present invention can be employed to form 13-cis retinoic acid, retin-A and beta-carotene.