Patents Assigned to TUFF-LINKS, LLC
  • Jewelry article
    Patent number: D835537
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: December 11, 2018
    Assignee: TUFF-LINKS, LLC
    Inventor: Keith E. Matheny
  • Jewelry article
    Patent number: D881737
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: April 21, 2020
    Assignee: Tuff-Links, LLC
    Inventor: Keith E. Matheny
  • Jewelry article
    Patent number: D917326
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: April 27, 2021
    Assignee: Tuff-Links, LLC
    Inventor: Keith E. Matheny