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PLASKON CO Inc

PLASKON CO

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2227709A	Formaldehyde-urea composition	Expired / Lapsed	1940-06-11	1941-01-07	0	Details
US2193635A	Method of making composite structures	Expired / Lapsed	1938-01-15	1940-03-12	0	Details
US2157339A	Apparatus for conveying particulate materials	Expired / Lapsed	1937-05-28	1939-05-09	0	Details
US2128534A	Process for pressure molding	Expired / Lapsed	1935-03-20	1938-08-30	0	Details
US2076295A	Insulating materials	Expired / Lapsed	1934-12-08	1937-04-06	0	Details