Patents by Inventor Mark Landsman

Mark Landsman 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).

  • Invertible spray dispensing safety cap
    Patent number: 4226339
    Abstract: A spray dispenser cap for assisting in the actuation of spray or aerosol containers and for preventing actuation thereof during storage. The cap is invertible so that in a safety storage position, the user is unable to place his finger in a position for actuation of the spray or aerosol plunger; and in a user position, the user is able to actuate the container plunger for dispensing the contents. The cap is compatible with existing structures.
    Type: Grant
    Filed: March 16, 1979
    Date of Patent: October 7, 1980
    Inventors: Irving Landsman, Mark Landsman