Patents by Inventor Lennart Pihl

Lennart Pihl 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).

Substitute textile materials composed of vinyl polymer impregnated creped tissue paper and process of producing same

Patent number: 4000343

Abstract: The production of substitute textile materials is achieved by impregnating one or more creped tissue paper sheets with an extensibility of between 3% and 100% and a weight of 15-30 grams per square meter, which may be laminated with impregnated or unimpregnated similar sheets of creped tissue paper, with a vinyl chloride polymer.

Type: Grant

Filed: December 16, 1974

Date of Patent: December 28, 1976

Inventor: Lennart Pihl

Substitute textile materials composed of vinyl polymer impregnated creped tissue paper and process of producing same