Patent Explorer

Browse, filter, and analyze 14 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US1876256A Tubing machine Fisk Rubber Co Expired / Lapsed 1930-01-30 1932-09-06 1950-01-30 0.0 yrs 0
US1819032A Manufacture of inner tubes Fisk Rubber Co Expired / Lapsed 1926-11-01 1931-08-18 1946-11-01 0.0 yrs 0
US1784366A Method of packing tubes Fisk Rubber Co Expired / Lapsed 1929-10-11 1930-12-09 1949-10-11 0.0 yrs 0
US1762831A Method of and mold for splicing rubber tubes Fisk Rubber Co Expired / Lapsed 1927-04-16 1930-06-10 1947-04-16 0.0 yrs 0
US1717849A Temperature-indicating device for calender rolls Fisk Rubber Co Expired / Lapsed 1927-04-02 1929-06-18 1947-04-02 0.0 yrs 0
US1678017A Flex-testing machine Fisk Rubber Co Expired / Lapsed 1924-04-25 1928-07-24 1944-04-25 0.0 yrs 0
US1674772A Calendering Fisk Rubber Co Expired / Lapsed 1922-05-15 1928-06-26 1942-05-15 0.0 yrs 0
US1668560A Hose Fisk Rubber Co Expired / Lapsed 1924-04-09 1928-05-08 1944-04-09 0.0 yrs 0
US1669260A Method of tube manufacture Fisk Rubber Co Expired / Lapsed 1926-05-27 1928-05-08 1946-05-27 0.0 yrs 0
US1624615A Method of making tire casings Fisk Rubber Co Expired / Lapsed 1921-06-17 1927-04-12 1941-06-17 0.0 yrs 0
US1605453A Incorporating cords in rubber sheets Fisk Rubber Co Expired / Lapsed 1922-11-10 1926-11-02 1942-11-10 0.0 yrs 0
US1591767A Use of lubricants in the vulcanization of rubber articles Fisk Rubber Co Expired / Lapsed 1925-06-09 1926-07-06 1945-06-09 0.0 yrs 0
US1544255A Art of making nonporous tubes and other articles Fisk Rubber Co Expired / Lapsed 1924-10-01 1925-06-30 1944-10-01 0.0 yrs 0
US1522566A Mold for making resilient heels Fisk Rubber Co Expired / Lapsed 1919-07-30 1925-01-13 1939-07-30 0.0 yrs 0