Patents by Inventor Mikiko Yoshida

Mikiko Yoshida 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).

  • Polymerizable biotin derivatives, biotin polymer, and polymer responsive to avidin stimulation
    Patent number: 7052917
    Abstract: The present invention is to prepare a novel polymerizable biotin derivative represented by formula (I) shown below and make it possible to synthesize or design a polyfunctional or multifunctional polymer using the derivative. In formula (I), R2 represents a hydrogen atom or an alkyl group, R3 and R4 each independently represents a hydrogen atom, an alkyl group or an aryl group, T represents an oxygen atom or ?NH, W represents a single bond, a carbonyl group, a thiocarbonyl group or a C1-5 alkylene group, U represents a single bond or —NH—, X represents a single bond, a C1-8 hydrocarbon bond, an oxygen atom or —NH—, Y represents a single bond, a carbonyl group, a thiocarbonyl group, —NH—, a 1,2-dioxyethylene group or a 1,2-diaminoethylene group, Z represents a single bond, a carbonyl group, a thiocarbonyl group, a C1-5 alkylene group, an oxygen atom or —NH—, and V represents a single bond or a C1-5 alkylene group.
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: May 30, 2006
    Assignees: National Institute of Advanced Industrial Science and Technology, Japan Chemical Innovation Institute
    Inventors: Noriyuki Ohnishi, Mikiko Yoshida, Kazunori Kataoka, Katsuhiko Ueno