Patents by Inventor Jayanthi Sethuraman Rajagopalan

Jayanthi Sethuraman Rajagopalan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6309633
    Abstract: The invention provides a drug-oligomer conjugate having the following general formula: wherein D is a therapeutic drug moiety; H and H′ are each a hydrophilic moiety, independently selected from the group consisting of straight or branched PEG polymers having from 2 to 130 PEG subunits, and sugars; L is a lipophilic moiety selected from the group consisting of alkyl groups having 2-26 carbon atoms, cholesterol, adamantane and fatty acids; o is a number from 1 to the maximum number of covalent bonding sites on H; m+n+p together have a value of at least one and not exceeding the total number of covalent bonding sites on D for the —H′, —L and —H—L substituents; the H—L bond(s) are hydrolyzable and the D—L′ bond(s), when present, are hydrolyzable; the conjugate being further characterized by one of the following: (i) m is 0 and p is at least 1; (ii) n is 0 and p is at least 1; (iii) m and n are each 0 and p is at least 1; (iv) p is
    Type: Grant
    Filed: June 19, 1999
    Date of Patent: October 30, 2001
    Assignee: Nobex Corporation
    Inventors: Nnochiri Ekwuribe, Muthukumar Ramaswamy, Jayanthi Sethuraman Rajagopalan