Patent Explorer

Browse, filter, and analyze 5 patents across global jurisdictions.

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Patent Number Title Assignee Status Filing Date Grant Date Expires Remaining Claims Actions
US3020185A Wire reinforced polytetrafluoroethylene seal Connecticut Hard Rubber Co Expired / Lapsed 1958-07-28 1962-02-06 1978-07-28 0.0 yrs 2
US2764505A Method of coating silicone rubber article and product resulting therefrom Connecticut Hard Rubber Co Expired / Lapsed 1954-07-27 1956-09-25 1974-07-27 0.0 yrs 2
US2728356A Corrugated plastic tubing Connecticut Hard Rubber Co Expired / Lapsed 1953-10-16 1955-12-27 1973-10-16 0.0 yrs 0
US2719907A Heating tape and method of making same Connecticut Hard Rubber Co Expired / Lapsed 1952-04-19 1955-10-04 1972-04-19 0.0 yrs 2
US2705691A Lamination or coating of fluorine-substituted polyethylenes with or on other substances Connecticut Hard Rubber Co Expired / Lapsed 1953-01-06 1955-04-05 1973-01-06 0.0 yrs 2