Patents by Inventor Jyri Laitinen

Jyri Laitinen 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).

  • ATTIC HATCH
    Publication number: 20070017178
    Abstract: A prefabricated attic hatch includes a frame comprising an outer frame and an inner frame. The inner frame encloses a central insulating panel which is fabricated from metal-skinned insulating foam. A preferred material for the panel is metal insulated door waste material. A method of fabricating attic hatches includes the use of metal insulated door waste material.
    Type: Application
    Filed: July 26, 2006
    Publication date: January 25, 2007
    Inventors: Mark JEJINA, Jyri LAITINEN
  • Attic hatch
    Patent number: 7089704
    Abstract: A prefabricated attic hatch includes a frame comprising an outer frame and an inner frame. The inner frame encloses a central insulating panel which is fabricated from metal-skinned insulating foam. A preferred material for the panel is metal insulated door waste material. A method of fabricating attic hatches includes the use of metal insulated door waste material.
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: August 15, 2006
    Assignee: 982426 Alberta Ltd.
    Inventors: Mark Jejina, Jyri Laitinen
  • ATTIC HATCH
    Publication number: 20030182869
    Abstract: A prefabricated attic hatch includes a frame comprising an outer frame and an inner frame. The inner frame encloses a central insulating panel which is fabricated from metal-skinned insulating foam. A preferred material for the panel is metal insulated door waste material. A method of fabricating attic hatches includes the use of metal insulated door waste material.
    Type: Application
    Filed: March 31, 2003
    Publication date: October 2, 2003
    Inventors: Mark Jejina, Jyri Laitinen