Patents by Inventor Marvin J. Pustka

Marvin J. Pustka 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).

  • Lens closure for light fixture and method for attachment
    Patent number: 4323956
    Abstract: An enclosure for a light fixture and the method for making such an enclosure via the securement of a plastic or glass lens, wherein the light fixture has a window which does not have to be opened in normal use for replacement of bulb, but is normally accessible through a rear or side opening. The window opening is circumscribed with a front flange projecting radially outward. A double sided adhesive tape is affixed to the flange and is united with the lens. A metal cored trim covers and secures the flange and the unified tape-and-lens structure. This latter assembly may be further secured by crimping.
    Type: Grant
    Filed: March 17, 1980
    Date of Patent: April 6, 1982
    Assignee: Esquire, Inc.
    Inventor: Marvin J. Pustka
  • Lens closure for light fixture and method for attachment
    Patent number: 4240853
    Abstract: An enclosure for a light fixture and the method for making such an enclosure via the securement of a plastic or glass lens, wherein the light fixture has a window which does not have to be opened in normal use for replacement of bulb, but is normally accessible through a rear or side opening. The window opening is circumscribed with a front flange projecting radially outward. A double sided adhesive tape is affixed to the flange and is united with the lens. A metal cored trim covers and secures the flange and the unified tape-and-lens structure. This latter assembly may be further secured by crimping.
    Type: Grant
    Filed: October 20, 1978
    Date of Patent: December 23, 1980
    Assignee: Esquire, Inc.
    Inventor: Marvin J. Pustka