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Sinclair Refining Co

Sinclair R
Active Patents
0
Total Holdings
6

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2631981A Rejection of inactive material from a fluidized catalyst re… Expired / Lapsed 1948-07-10 1953-03-17 0 Details
US2547396A Stabilized paraffin wax Expired / Lapsed 1946-10-17 1951-04-03 0 Details
US2533303A Prevention of rust Expired / Lapsed 1947-10-09 1950-12-12 2 Details
US2398899A Catalyst Expired / Lapsed 1942-05-22 1946-04-23 0 Details
US2379290A Chemical manufacture Expired / Lapsed 1943-03-24 1945-06-26 0 Details
US1701198A Hot-oil pump Expired / Lapsed 1927-06-07 1929-02-05 0 Details