Patents by Inventor Marcel Lahaye

Marcel Lahaye 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).

  • Controlling and reducing opening torques of caps and lids
    Patent number: 4710409
    Abstract: An improved method for reducing opening torques of caps and lids on containers, in particular containers for food and beverages, which comprises covering the sliding surface of the said caps or lids and/or of the finish of the containers prior to closure with an appropriate lubricant. In a preferred embodiment the lubricant comprises a lubricating agent and an emulsifier.
    Type: Grant
    Filed: April 10, 1986
    Date of Patent: December 1, 1987
    Assignee: Spadel S.A.
    Inventor: Marcel Lahaye