Patents by Inventor Constantinos Valvis

Constantinos Valvis 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: 5040347
    Abstract: The present invention relates to a new method for making partitions in fixed or openable by means of drawing aside, pushing or pulling, window or door frames, bearing glass panels. The method is implemented by means of a series of standardized profiles made form aluminium, plastic or other desired material. As illustrated in FIG. 14, which is proposed for publication, the method is in particular implemented by means of a first profile designed so as to receive a glass panel and a second profile fitted onto the first to form horizontal and vertical partitions, as well as a third and fourth standardized profiles used in the circumference of the window or door frame.
    Type: Grant
    Filed: January 5, 1990
    Date of Patent: August 20, 1991
    Inventor: Constantinos Valvis