Patents by Inventor Sergio Marin

Sergio Marin 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: 4193189
    Abstract: A scissors comprising first and second pivotably connected arms, each including a finger engaging portion and a remote tip portion. Each arm is constituted in entirety of a plastic material and has a recessed seat in which a metal blade is mounted. The blade is removably mounted in the seat by engagement of a hole in the blade with a corresponding projection on each arm in the respective seat from the bottom surface thereof. The projection is of truncated conical shape and the hole in the blade is sized and shaped to engage the respective projection and enable removal of the blade by the elasticity of the plastic material of the projection.
    Type: Grant
    Filed: July 17, 1978
    Date of Patent: March 18, 1980
    Inventor: Sergio Marin