Patents by Inventor Patrick W. Duggan

Patrick W. Duggan 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: 5211992
    Abstract: A method and apparatus is provided for coating exterior surfaces of glass containers such as bottles. The containers are conveyed along a coating path by conveying means so that the containers are arranged in a non-contact relationship with one another. A coating vessel is provided for containing a bath of liquid coating material M. The conveying means is arranged to dip containers being conveyed at least partially into the bath of liquid coating material so as to apply a coating of material to exterior surfaces of the containers. Setting means operates to set the coating applied to the containers. The method and apparatus may be incorporated into a continuous container manufacturing line so that the containers to be coated are continuously received from a lehr conveyor for conveying along the coating path by the conveying means.
    Type: Grant
    Filed: February 14, 1991
    Date of Patent: May 18, 1993
    Assignee: International Partners in Glass Research
    Inventors: Philip G. Newton, Patrick W. Duggan, Hugo Dries