Patents by Inventor David J. Czerwinski

David J. Czerwinski 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).

  • Modular interchangeable vessel system accepting a plurality of attachments
    Patent number: 10759566
    Abstract: A modular interchangeable vessel system is disclosed, which comprises a flexible and flat-foldable waterproof vessel having a sealed end and an unsealed end disposed distal from the sealed end, the unsealed end having a kayak shaped endpiece sealingly coupled thereto.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: September 1, 2020
    Assignee: VAPUR, INC.
    Inventors: David J. Czerwinski, Brent A. Reinke
  • MODULAR INTERCHANGEABLE VESSEL SYSTEM ACCEPTING A PLURALITY OF ATTACHMENTS
    Publication number: 20190269228
    Abstract: A modular interchangeable vessel system is disclosed, which comprises a flexible and flat-foldable waterproof vessel having a sealed end and an unsealed end disposed distal from the sealed end, the unsealed end having a kayak shaped endpiece sealingly coupled thereto.
    Type: Application
    Filed: March 8, 2019
    Publication date: September 5, 2019
    Applicant: Vapur, Inc.
    Inventors: David J. Czerwinski, Brent A. Reinke
  • MODULAR INTERCHANGEABLE VESSEL SYSTEM ACCEPTING A PLURALITY OF ATTACHMENTS
    Publication number: 20180134455
    Abstract: A modular interchangeable vessel system is disclosed, which comprises a flexible and flat-foldable waterproof vessel having a sealed end and an unsealed end disposed distal from the sealed end, the unsealed end having a kayak shaped endpiece sealingly coupled thereto.
    Type: Application
    Filed: July 25, 2017
    Publication date: May 17, 2018
    Inventors: David J. Czerwinski, Brent A. Reinke