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:
Oct. 28, 1986
Filed:
Sep. 29, 1983
Applicant:
Inventors:
Albert Szent-Gyorgyi, Woods Hole, MA (US);
Gabor B Fodor, Morgantown, WV (US);
Assignee:
National Foundation for Cancer Research, Bethesda, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
548545 ; 549303 ; 549306 ; 549252 ;
Abstract
Novel 2-furylbutyrolactones are directly formed by reaction of 2,5-dialkoxy-2,5-dihydrofurans and 2,3-dihydroxybutenolides in aqueous media and recovering crystalline product from an anhydrous medium. These novel compounds and compositions containing same may be used for lymophocyte stimulation.