Patents by Inventor Joery Johannes Sinkeldam

Joery Johannes Sinkeldam 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: 10889036
    Abstract: A cast mould for manufacturing a contact lens or an intraocular lens, wherein the cast mould is provided with a central part and a bearing ring and a flexible connection between the central part and the bearing ring. Further, an injection mould is provided for manufacturing such a cast mould and a method for manufacturing such a cast mould. The injection mould is provided with a mould cavity with a plunger biased by spring means towards the mould cavity which serves for compensating shrinkage which occurs during the curing of the plastic injected into the injection mould. Also described is a method for manufacturing a contact lens or intraocular lens with the aid of the cast mould, as well as a contact lens or intraocular lens obtained with this method.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: January 12, 2021
    Assignee: INNOVALENS B.V.
    Inventors: Emerentius Marie Josephus Antonius Van Dijk, Joery Johannes Sinkeldam
  • Publication number: 20180162080
    Abstract: A cast mould for manufacturing a contact lens or an intraocular lens, wherein the cast mould is provided with a central part and a bearing ring and a flexible connection between the central part and the bearing ring. Further, an injection mould is provided for manufacturing such a cast mould and a method for manufacturing such a cast mould. The injection mould is provided with a mould cavity with a plunger biased by spring means towards the mould cavity which serves for compensating shrinkage which occurs during the curing of the plastic injected into the injection mould. Also described is a method for manufacturing a contact lens or intraocular lens with the aid of the cast mould, as well as a contact lens or intraocular lens obtained with this method.
    Type: Application
    Filed: February 7, 2018
    Publication date: June 14, 2018
    Applicant: INNOVALENS B.V.
    Inventors: Emerentius Marie Josephus Antonius VAN DIJK, Joery Johannes SINKELDAM
  • Patent number: 9919485
    Abstract: A cast mold for manufacturing a contact lens or an intraocular lens, wherein the cast mold is provided with a central part and a bearing ring and a flexible connection between the central part and the bearing ring. Further, an injection mold is provided for manufacturing such a cast mold and a method for manufacturing such a cast mold. The injection mold is provided with a mold cavity with a plunger biased by a spring towards the mold cavity which serves for compensating shrinkage which occurs during the curing of the plastic injected into the injection mold. Also described is a method for manufacturing a contact lens or intraocular lens with the aid of the cast mold, as well as a contact lens or intraocular lens obtained with this method.
    Type: Grant
    Filed: June 11, 2012
    Date of Patent: March 20, 2018
    Assignee: INNOVALENS B.V.
    Inventors: Emerentius Maria Josephus Antonius Van Dijk, Joery Johannes Sinkeldam
  • Publication number: 20140252667
    Abstract: A cast mould for manufacturing a contact lens or an intraocular lens, wherein the cast mould is provided with a central part and a bearing ring and a flexible connection between the central part and the bearing ring. Further, an injection mould is provided for manufacturing such a cast mould and a method for manufacturing such a cast mould. The injection mould is provided with a mould cavity with a plunger biased by a spring towards the mould cavity which serves for compensating shrinkage which occurs during the curing of the plastic injected into the injection mould. Also described is a method for manufacturing a contact lens or intraocular lens with the aid of the cast mould, as well as a contact lens or intraocular lens obtained with this method.
    Type: Application
    Filed: June 11, 2012
    Publication date: September 11, 2014
    Applicant: INNOVALENS B.V.
    Inventors: Emerentius Maria Josephus Antonius Van Dijk, Joery Johannes Sinkeldam