Patents by Inventor Donald Robert Chaulk

Donald Robert Chaulk 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).

  • Patent number: 6029354
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: September 29, 1998
    Date of Patent: February 29, 2000
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III
  • Patent number: 5918369
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: July 6, 1999
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III
  • Patent number: 5855071
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: January 5, 1999
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III
  • Patent number: 5815924
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: October 6, 1998
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III
  • Patent number: 5813293
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: September 29, 1998
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III
  • Patent number: 5787586
    Abstract: A shaving system includes a replaceable shaving cartridge and a shaving razor handle. The replaceable shaving cartridge has a housing carrying blades, a guard, a cap, and a camming surface. The cartridge includes an interconnect member having a pivotal support structure that pivotally supports the housing and a base structure adapted to be removably and fixedly attached to the handle. A shaving razor handle has an elongated hand gripping structure and a cartridge support structure extending from an end of the hand gripping structure. The cartridge support structure has an extension with outer side surfaces that mate with inwardly directed surfaces of a recess on the cartridge and an end surface with an opening. The extension has an asymmetrical shape to ensure proper orientation. A spring-biased plunger is retained in the cartridge support structure and extends through the opening of the cartridge support structure.
    Type: Grant
    Filed: April 10, 1996
    Date of Patent: August 4, 1998
    Assignee: The Gillette Company
    Inventors: Domenic Vincent Apprille, Jr., Donald Robert Chaulk, Joseph George Fucci, Stephen Cabot Metcalf, Robert Anthony Trotta, Charles Bridgham Worrick, III