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, 1997
Filed:
Oct. 19, 1995
Yong Wei, Branchburg, NJ (US);
Eric Mayhew, Monmouth Junction, NJ (US);
Imran Ahmad, Plainsboro, NJ (US);
Andrew S Janoff, Yardley, PA (US);
The Lipsome Company, Inc., Princeton, NJ (US);
Abstract
This invention provides a compound having the formula R.sup.1 -Y.sup.1 --CHZ.sup.1 -CH(NY.sup.2 Y.sup.3)--CH.sub.2 -Z.sup.2, wherein: R.sup.1 is a straight-chained alkyl, alkenyl or alkynyl group having from 8 to 19 carbon atoms in the aliphatic chain; Y.sup.1 is --CH.dbd.CH--, --C.tbd.C-- or --CH(OH)CH(OH)--; Z.sup.1 is OH or a conversion-inhibiting group; Z.sup.2 is a conversion-inhibiting group; Y.sup.2 is H, a phenyl group, an alkyl-substituted phenyl group having from 1 to about 6 carbons in the alkyl chain, or an alkyl chain having from 1 to 6 carbons; Y.sup.3 is H or a group having the formula --C(O)R.sup.2 or --S(O).sub.2 R.sup.2 ; R.sup.2 is a straight-chained alkyl, alkenyl or alkynyl group having from 1 to 23 carbon atoms in the chain; and when Z.sup.2 is an amino, R.sup.2 is an aliphatic chain having from 1 to 9 or from 19 to 23 carbon atoms in the aliphatic chain.