Patents by Inventor Florin Emil Trifanescu

Florin Emil Trifanescu 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 of performance, evaluation and payment of the advertisement in the commercial technique and apparatus
    Patent number: 6237961
    Abstract: The invention refers to a advertising and marketing coupon used in the field of the commerce with products and services. The advertising and marketing coupon is made of a base coupon [1], a plurality of detachable affixed tickets[D′] and a detachable affixed universal ticket [E′] all made of a material suitable to be imprinted. The front side of the base coupon [1] comprises: an identification zone [A] where the denomination [A ZONE or A], the identification number of the coupon [COUPON NO. . . .
    Type: Grant
    Filed: May 7, 1999
    Date of Patent: May 29, 2001
    Inventor: Florin Emil Trifanescu