Patents by Inventor Gerardus Theodorus Joseph Eggen

Gerardus Theodorus Joseph Eggen 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).

  • Method for manufacturing moulded plastic articles
    Patent number: 4093691
    Abstract: Method for manufacturing articles from synthetic material by means of a mould, wherein a compression medium is caused to act upon the plastic mass fixed to a non-porous support, from the circumference of the mould in such a way, that the plastic mass is pressed from a support into the mould.
    Type: Grant
    Filed: June 23, 1975
    Date of Patent: June 6, 1978
    Inventor: Gerardus Theodorus Joseph Eggen