Theodore T Stevens

US Patent:

45445842, Oct 1, 1985

Filed:

Jan 20, 1984

Appl. No.:

6/572358

Inventors:

Gilbert B. Ross - Northridge CA
Theodore E. Stevens - Azusa CA

International Classification:

C08L 6706
B29C 900

US Classification:

428 15

Abstract:

Cultured onyx, cultured marble, and like mineral-appearing products are provided, as well as intermediates and components and methods therefor through the combination of a locally discontinuous phase comprising a synthetic organic resin portion hardened to a predetermined hardness and a visually distinguishable continuous phase comprising a synthetic organic resin portion separately hardened to the predetermined hardness with the discontinuous phase intimately distributed therein, to form shaped structures having surfaces simulative of onyx, marble, or like naturally occurring mineral in appearance, which surfaces are uniformly polishable in phase undifferentiated relation.

US Patent:

44330707, Feb 21, 1984

Filed:

May 5, 1980

Appl. No.:

6/146749

Inventors:

Gilbert B. Ross - Northridge CA
Theodore E. Stevens - Azusa CA

International Classification:

C08L 6706

US Classification:

523171

Abstract:

Cultured onyx, cultured marble, and like mineral-appearing products are provided, as well as intermediates and components and methods therefor through the combination of a locally discontinuous phase comprising a synthetic organic resin portion hardened to a predetermined hardness and a visually distinguishable continuous phase comprising a synthetic organic resin portion separately hardened to the predetermined hardness with the discontinuous phase intimately distributed therein, to form shaped structures having surfaces simulative of onyx, marble, or like naturally occurring mineral in appearance, which surfaces are uniformly polishable in phase undifferentiated relation.