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H I THOMPSON Co

H I THOMPS

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2671492A	Apparatus for forming sheet metal and sheet metal formed th…	Expired / Lapsed	1951-01-20	1954-03-09	0	Details
US2635390A	Method of forming batts of silica fibers	Expired / Lapsed	1949-12-19	1953-04-21	1	Details
US2500092A	Leaching of batted resin bonded glass fibers	Expired / Lapsed	1948-06-21	1950-03-07	2	Details
US2491761A	Method of producing silica fibers and fibrous articles prod…	Expired / Lapsed	1946-05-11	1949-12-20	0	Details