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WM S MERRELL CO

WM S MERRE
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2446796A Substituted pyridinium and piperidinium compounds Expired / Lapsed 1946-02-04 1948-08-10 0 Details
US2436673A Therapeutic peroxide composition Expired / Lapsed 1944-05-11 1948-02-24 0 Details
US2295505A Composition of matter Expired / Lapsed 1939-08-02 1942-09-08 0 Details
US2295504A Cetyl quaternary ammonium compound Expired / Lapsed 1938-08-01 1942-09-08 0 Details