Patents by Inventor Timothy A. Niemeyer

Timothy A. Niemeyer 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).

  • Stable two component spray foam compositions containing hydrohaloolefin propellant or blowing agent
    Patent number: 10731019
    Abstract: A formulation technology for low pressure two component polyurethane foam-funning compositions containing gaseous hydrohaloolefin blowing agents is described with improved storage stability and extended shelf-life. The “B”-side component of the formulations contain a gaseous hydrohaloolefin blowing agent and a polyol pre-mix, the polyol pre-mix comprising liquid blowing agent, polyol, and a catalyst containing at least one catalytic metal compound.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: August 4, 2020
    Assignee: DAP Products Inc.
    Inventors: Jay Yuan Zhang, Timothy A Niemeyer
  • STABLE TWO COMPONENT SPRAY FOAM COMPOSITIONS CONTAINING HYDROHALOOLEFIN PROPELLANT OR BLOWING AGENT
    Publication number: 20180079881
    Abstract: A formulation technology for low pressure two component polyurethane foam-funning compositions containing gaseous hydrohaloolefin blowing agents is described with improved storage stability and extended shelf-life. The “B”-side component of the formulations contain a gaseous hydrohaloolefin blowing agent and a polyol pre-mix, the polyol pre-mix comprising liquid blowing agent, polyol, and a catalyst containing at least one catalytic metal compound.
    Type: Application
    Filed: April 8, 2016
    Publication date: March 22, 2018
    Inventors: Jay Yuan Zhang, Timothy A Niemeyer
  • RODENT RESISTANT POLYURETHANE FOAMS
    Publication number: 20140275303
    Abstract: One component polyurethane foam forming compositions are provided which contain a rodent repellent yet have shelf life stability of at least 6 months at 20° C. Two component polyurethane foam forming compositions are also provided.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 18, 2014
    Applicant: CLAYTON CORPORATION
    Inventors: Nickolas R. Yeates, Jay Yuan Zhang, Timothy A. Niemeyer, Timothy L. Franklin