Patents by Inventor Thomas C. Steinhagen

Thomas C. Steinhagen 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).

  • Thread protector
    Patent number: 4614207
    Abstract: A thread protector with a generally sleeve-like cylindrically shaped body that has a perforate sidewall and protuberances for retaining the body to a threaded member.
    Type: Grant
    Filed: November 10, 1980
    Date of Patent: September 30, 1986
    Assignee: The Gates Rubber Company
    Inventor: Thomas C. Steinhagen
  • Method for plating a threaded member with an in situ thread protector
    Patent number: 4411934
    Abstract: A polymeric thread protector with a generally sleeve-like cylindrically shaped body having a perforate sidewall and a means for retaining the body to a threaded member, is positioned over threads of the threaded member and is retained in place while the threaded member is placed in a plating solution and plated.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: October 25, 1983
    Assignee: The Gates Rubber Company
    Inventor: Thomas C. Steinhagen