Patents by Inventor Richard C. Nightengale, Jr.

Richard C. Nightengale, Jr. 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).

  • Easy opening closure
    Patent number: 3994409
    Abstract: An easy opening closure comprising an end wall, a peripheral wall joined to the end wall, and a tear strip on the peripheral wall. The tear strip extends generally circumferentially of the peripheral wall and divides the closure into a closure section and a retainer section. The tear strip is completely removable from one of the sections without removing the tear strip from the other of the sections so that the sections can be separated with the tear strip remaining attached to such other section.
    Type: Grant
    Filed: June 6, 1975
    Date of Patent: November 30, 1976
    Inventor: Richard C. Nightengale, Jr.