Patents by Inventor Barbara Semotiuk

Barbara Semotiuk 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).

  • Environmental culvert system
    Patent number: 8596910
    Abstract: This invention relates to a novel environmentally compatible culvert system. More particularly, this invention relates to a novel multi-component modular environmental culvert system which is constructed of reaction injection molded components, comprising modular interconnecting bases, modular interconnecting corrugated arch systems, and modular joining binders. A modular culvert system comprising: (a) at least one base grid module; (b) at least one corrugated arch module resting on the grid; and (c) an arch shaped binder module adjacent the arch module.
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: December 3, 2013
    Inventors: Ronald W. Hammerstedt, Michael D. Rae, Barbara Semotiuk
  • ENVIRONMENTAL CULVERT SYSTEM
    Publication number: 20110150574
    Abstract: This invention relates to a novel environmentally compatible culvert system. More particularly, this invention relates to a novel multi-component modular environmental culvert system which is constructed of reaction injection molded components, comprising modular interconnecting bases, modular interconnecting corrugated arch systems, and modular joining binders. A modular culvert system comprising: (a) at least one base grid module; (b) at least one corrugated arch module resting on the grid; and (c) an arch shaped binder module adjacent the arch module.
    Type: Application
    Filed: February 27, 2008
    Publication date: June 23, 2011
    Applicant: ENVIRONMENTAL CULVERT SYSTEMS INC.
    Inventors: Robert A. Semotiuk, Barbara Semotiuk, Ronald W. Hammerstedt, Michael D. Rae