Patent Explorer

Browse, filter, and analyze 6 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US2386826A Process and apparatus for treating fluid compositions Sylvania Industrial Corp Expired / Lapsed 1942-01-10 1945-10-16 1962-01-10 0.0 yrs 0
US2383728A Package Sylvania Industrial Corp Expired / Lapsed 1942-08-19 1945-08-28 1962-08-19 0.0 yrs 0
US2346417A Shrinkable article and process of producing the same Sylvania Industrial Corp Expired / Lapsed 1941-05-17 1944-04-11 1961-05-17 0.0 yrs 0
US2337927A Apparatus for making tubing Sylvania Industrial Corp Expired / Lapsed 1938-02-19 1943-12-28 1958-02-19 0.0 yrs 0
US2252999A Article and process for the manufacture thereof Sylvania Industrial Corp Expired / Lapsed 1938-04-13 1941-08-19 1958-04-13 0.0 yrs 0
US2240274A Article and process and apparatus for producing the same Sylvania Industrial Corp Expired / Lapsed 1936-08-07 1941-04-29 1956-08-07 0.0 yrs 0