Patents by Inventor Layne Christensen

Layne Christensen 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).

  • Retractable vacuum hose system
    Patent number: 11412905
    Abstract: A retractable vacuum hose system may include a hose having a distal end portion and a proximal end portion and a hose engagement terminal for selectively engaging the proximal end portion to secure the proximal end portion and provide power through the hose.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: August 16, 2022
    Inventor: Layne Christensen
  • RETRACTABLE VACUUM HOSE SYSTEM
    Publication number: 20190274504
    Abstract: A retractable vacuum hose system may include a hose having a distal end portion and a proximal end portion and a hose engagement terminal for selectively engaging the proximal end portion to secure the proximal end portion and provide power through the hose.
    Type: Application
    Filed: March 7, 2019
    Publication date: September 12, 2019
    Inventor: Layne Christensen