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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Star Porcelain Co.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Assigned To is 'Star Porcelain Co.';

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T / S Patent Date Description Patentee Category Assigned To
 1927
U 1,633,462 June 21, 1927 Ceramic Insulating Material
Clay mixture to produce a black porcelain body.		 SORTWELL, Harold H.
 Porcelain Star Porcelain Co.

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