Patents by Inventor Kelvin Pitman

Kelvin Pitman 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).

  • Plastic snap closure with anti-tamper strip and method of its manufacture
    Patent number: 5836468
    Abstract: The plastic snap closure possesses a snapping means (3) on the inside surface of the cap wall (2), said snapping means being able to be snapped over a bead on the container mouth. In order to display initial opening of the closure, approximately vertical weakened zones (4) are provided on the lower edge of the closure cap. The cap wall (2) will tear on initial opening of the snap closure in the area of at least one of these weakened zones (4).
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: November 17, 1998
    Assignee: Crown Cork AG
    Inventors: Udo Bosl, Kelvin Pitman
  • Closure
    Patent number: D507745
    Type: Grant
    Filed: October 23, 2003
    Date of Patent: July 26, 2005
    Assignee: Crown Packaging Technology, Inc.
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Tamper-evident band
    Patent number: D508204
    Type: Grant
    Filed: October 23, 2003
    Date of Patent: August 9, 2005
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D508650
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: August 23, 2005
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D510269
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: October 4, 2005
    Assignee: Crown Cork & Seal Technologies, Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D510523
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: October 11, 2005
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D513586
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: January 17, 2006
    Assignee: Crown Cork & Seal Technologies, Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D515922
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: February 28, 2006
    Assignee: Crown Cork & Seal Technologies, Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D515923
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: February 28, 2006
    Assignee: Crown Cork & Seal Technologies, Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D519373
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: April 25, 2006
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat
  • Closure cap
    Patent number: D535189
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: January 16, 2007
    Assignee: Crown Cork & Seal Technologies Corporation
    Inventors: Kelvin Pitman, Udo Boesl, Patrick Habersaat