Patents by Inventor Elena Alexandrovna Viktorova

Elena Alexandrovna Viktorova 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).

  • Light-curable polymer material, method for making an elastic intraocular lens, and an elastic intraocular lens
    Patent number: 6201036
    Abstract: A light-curable polymer material for making an intraocular lens is a mixture of components consisting of oligourethanemethacrylate, octylmethacrylate, oligocarbonatemetharcrylate, 2,2-dimethoxy-2-phenylacetophenone and 2,4-ditretbutylortoquinone, wherein the aforesaid components are taken in the following weight % ratio: 2,2-dimethoxy-2-phenylacetophenone 0.1-0.7 2,4-ditretbutylortoquinone 0.001-0.006 octylmethacrylate  8-42 oligocarbonatemethacrylate 2-8 oligourethanemethacrylate balance. Also proposed are a method for making an elastic intraocular lens in which the aforesaid compounds are used as the initial components, and an elastic intraocular lens produced by this method.
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: March 13, 2001
    Assignee: Mezhoiraslevoi Nauchno-Tekhnichesky Komplex “Mikrokhirurgia Glaza”
    Inventors: Svyatoslav Nikolaevich Fedorov, Leonid Feodosievich Linnik, Valery Mikhailovich Treushnikov, Elena Alexandrovna Viktorova, Alexandr Alexandrovich Karavaev
  • Method for making an elastic intraocular lens
    Patent number: 5833890
    Abstract: The polymer material is a mixture, consisting substantially of:oligourethanemethacrylate having the following structural formula: ##STR1## taken in ratio that ensure the ability of the mixture to light curing under the effect of UV radiation. The intraocular lens comprises an optic and a supporting portion, both made substantially of the mentioned polymer material.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: November 10, 1998
    Assignees: Mezhotraslevoi Nauchno-Tekhnichesky Komplex, Tovarischestvo S Ogranichennoi Otvetstvennostju
    Inventors: Svyatoslav Nikolaevich Fedorov, Leonid Feodosievich Linnik, Valery Mikhailovich Treushnikov, Elena Alexandrovna Viktorova
  • Polymer material for making an elastic intraocular lens and a lens based on said material
    Patent number: 5725576
    Abstract: The polymer material is a mixture, consisting substantially of:oligourethanemethacrylate having the following structural formula: ##STR1## methylcarbitol methacrylate ##STR2## methacrylic acid ##STR3## and 2,2'-dimethoxy-2-phenylacetophenone ##STR4## taken in ratio that ensure the ability of the mixture to light curing under the effect of UV radiation. The intraocular lens comprises an optic and a supporting portion, both made substantially of the mentioned polymer material.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: March 10, 1998
    Assignees: Mezhotraslevoi Nauchno-Tekhnichesky Komplex "Mikrokhirurgia Glaza", Tovarischestvo S Ogranichennoi Otvetstvennostju "Svetoplastik"
    Inventors: Svyatoslav Nikolaevich Fedorov, Leonid Feodosicvich Linnik, Valery Mikhailovich Treushnikov, Elena Alexandrovna Viktorova