Patents by Inventor Erik Sifrer

Erik Sifrer 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).

  • SAIL CONSTRUCTION
    Publication number: 20200198745
    Abstract: Sail construction comprising foldable sail supports (2), a crossbeam (3), a holder (1.1), a sail (1), a bottom holder (4), ropes (4.3) and a bolt and tackle system. The sail can be a self-inflatable sail (1 SN) designed similarly to paragliders, partially or fully inflatable.
    Type: Application
    Filed: January 25, 2018
    Publication date: June 25, 2020
    Applicant: MIDES DESIGN D. O. O.
    Inventor: Erik Sifrer