Wingfoot Corp
Wingfoot CActive Patents
0
Total Holdings
132
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB754553A | Reinforced latex foam rubber sponge | Expired / Lapsed | 1954-03-18 | — | 0 | Details |
| BE519546A | Foamable mixture and its applications | Expired / Lapsed | 1953-04-28 | — | 0 | Details |
| BE519547A | Improved foamable mixture and method of preparing a laminat… | Expired / Lapsed | 1953-04-28 | — | 0 | Details |
| GB644494A | Packaging apparatus | Expired / Lapsed | 1948-01-19 | — | 0 | Details |
| GB647059A | Stretching and laminating film | Expired / Lapsed | 1947-08-06 | — | 0 | Details |
| GB559111A | Improvements in and relating to heat-sealing rubber hydroch… | Expired / Lapsed | 1942-06-05 | — | 0 | Details |
| US2657884A | Fuel cell | Expired / Lapsed | 1950-11-09 | 1953-11-03 | 0 | Details |
| US2657716A | Inflatable fabric segment of curved configuration | Expired / Lapsed | 1950-10-28 | 1953-11-03 | 0 | Details |
| US2657451A | Stop motion device for strand manipulating apparatus | Expired / Lapsed | 1950-08-23 | 1953-11-03 | 0 | Details |
| US2638457A | Shoe sole composition | Expired / Lapsed | 1945-10-02 | 1953-05-12 | 2 | Details |
| US2626422A | Lateral stretching of thermoelastic films | Expired / Lapsed | 1950-02-28 | 1953-01-27 | 0 | Details |
| US2626941A | Water impermeable, water vapor permeable coating | Expired / Lapsed | 1949-08-15 | 1953-01-27 | 2 | Details |
| US2625535A | Elastomeric diisocyanate modified polyesters | Expired / Lapsed | 1952-09-29 | 1953-01-13 | 1 | Details |
| US2625531A | Isocyanate modified polymers | Expired / Lapsed | 1950-09-29 | 1953-01-13 | 2 | Details |
| US2625532A | Isocyanate modified polymers | Expired / Lapsed | 1950-09-29 | 1953-01-13 | 2 | Details |
| US2622380A | Method of wrapping articles | Expired / Lapsed | 1949-09-19 | 1952-12-23 | 0 | Details |
| US2615826A | Article comprising cord bonded to rubber by a vinylpyridine… | Expired / Lapsed | 1946-08-02 | 1952-10-28 | 2 | Details |
| US2612966A | Polyethylene air filter | Expired / Lapsed | 1950-03-29 | 1952-10-07 | 2 | Details |
| US2605475A | Prosthetic device | Expired / Lapsed | 1947-05-06 | 1952-08-05 | 0 | Details |
| US2597976A | Gasket | Expired / Lapsed | 1949-10-11 | 1952-05-27 | 2 | Details |
| US2598022A | Fire hose | Expired / Lapsed | 1946-05-10 | 1952-05-27 | 0 | Details |
| US2594229A | Laminated stretched film | Expired / Lapsed | 1950-07-21 | 1952-04-22 | 4 | Details |
| US2594217A | Sponge rubber containing wax | Expired / Lapsed | 1949-10-01 | 1952-04-22 | 2 | Details |
| US2594144A | Method of preparation of aromatic linear polyesters | Expired / Lapsed | 1949-01-22 | 1952-04-22 | 2 | Details |
| US2589688A | Method of preparing linear polyesters | Expired / Lapsed | 1946-07-16 | 1952-03-18 | 2 | Details |
| US2575577A | Waterproofed fabric and method of producing it | Expired / Lapsed | 1946-10-31 | 1951-11-20 | 2 | Details |
| US2554160A | Method of producing tear-tape construction | Expired / Lapsed | 1949-05-04 | 1951-05-22 | 0 | Details |
| US2554157A | Package | Expired / Lapsed | 1948-07-26 | 1951-05-22 | 0 | Details |
| US2533202A | Inflating tube assembly | Expired / Lapsed | 1945-12-12 | 1950-12-05 | 0 | Details |
| US2525651A | Packaging | Expired / Lapsed | 1948-07-02 | 1950-10-10 | 0 | Details |
| US2522346A | Method of producing tubes from two heat-sealable films | Expired / Lapsed | 1947-12-27 | 1950-09-12 | 2 | Details |
| US2522393A | Allyl esters of aminoarylcarboxylic acids | Expired / Lapsed | 1947-07-26 | 1950-09-12 | 2 | Details |
| US2515136A | Method of melting polymers | Expired / Lapsed | 1947-07-18 | 1950-07-11 | 2 | Details |
| US2515128A | Belt type vehicle track | Expired / Lapsed | 1946-01-10 | 1950-07-11 | 0 | Details |
| US2494319A | Booster brake system | Expired / Lapsed | 1947-10-09 | 1950-01-10 | 0 | Details |
| US2491423A | Package | Expired / Lapsed | 1947-09-20 | 1949-12-13 | 0 | Details |
| US2491424A | Packaging apparatus | Expired / Lapsed | 1947-08-18 | 1949-12-13 | 0 | Details |
| US2484780A | Wrapping machine and method of wrapping | Expired / Lapsed | 1946-04-30 | 1949-10-11 | 0 | Details |
| US2484608A | Lightweight container | Expired / Lapsed | 1945-11-30 | 1949-10-11 | 0 | Details |
| US2478879A | Porous compositions | Expired / Lapsed | 1946-02-23 | 1949-08-09 | 0 | Details |
| US2459125A | Film of copolymer of vinylidene chloride and vinyl chloride | Expired / Lapsed | 1944-10-24 | 1949-01-11 | 0 | Details |
| US2446976A | Stabilization of vinyl resins | Expired / Lapsed | 1944-08-28 | 1948-08-10 | 0 | Details |
| US2444831A | Extruding apparatus | Expired / Lapsed | 1944-06-19 | 1948-07-06 | 0 | Details |
| US2440965A | Improved tank for hydrocarbon fuels | Expired / Lapsed | 1943-03-19 | 1948-05-04 | 0 | Details |
| US2439369A | Condensation derivatives of rubber | Expired / Lapsed | 1943-11-15 | 1948-04-06 | 0 | Details |
| US2438089A | Packaging | Expired / Lapsed | 1946-08-27 | 1948-03-16 | 0 | Details |
| US2434231A | Method of manufacturing cast vinyl resin film, sheeting, an… | Expired / Lapsed | 1944-12-26 | 1948-01-06 | 0 | Details |
| US2432630A | Pneumatic tire | Expired / Lapsed | 1942-08-08 | 1947-12-16 | 0 | Details |
| US2431048A | Mold press | Expired / Lapsed | 1945-10-10 | 1947-11-18 | 0 | Details |
| US2429177A | Stretching and laminating film | Expired / Lapsed | 1940-07-25 | 1947-10-14 | 0 | Details |
| US2425581A | Stretchwrapping device | Expired / Lapsed | 1945-09-05 | 1947-08-12 | 0 | Details |
| US2425575A | Belt | Expired / Lapsed | 1943-01-15 | 1947-08-12 | 0 | Details |
| US2421828A | Fast charge unit | Expired / Lapsed | 1945-01-19 | 1947-06-10 | 0 | Details |
| US2413432A | Rubber derivative products | Expired / Lapsed | 1943-07-28 | 1946-12-31 | 0 | Details |
| US2401987A | Bonding metal to plywood | Expired / Lapsed | 1943-10-30 | 1946-06-11 | 0 | Details |
| US2401990A | Structure | Expired / Lapsed | 1943-10-06 | 1946-06-11 | 0 | Details |
| US2400444A | Stop nut | Expired / Lapsed | 1943-06-21 | 1946-05-14 | 0 | Details |
| US2400390A | Package | Expired / Lapsed | 1941-07-30 | 1946-05-14 | 0 | Details |
| US2398082A | Cooking and packaging | Expired / Lapsed | 1943-10-01 | 1946-04-09 | 0 | Details |
| US2396586A | Copolymers of carboalkoxy alkyl acrylonitriles | Expired / Lapsed | 1943-06-16 | 1946-03-12 | 0 | Details |
| US2392972A | Coated paper | Expired / Lapsed | 1944-11-15 | 1946-01-15 | 0 | Details |
| US2392970A | Brake shoe spring arrangement | Expired / Lapsed | 1944-07-20 | 1946-01-15 | 0 | Details |
| US2392992A | Suit and method of making | Expired / Lapsed | 1943-09-15 | 1946-01-15 | 0 | Details |
| US2386694A | Chemical compound | Expired / Lapsed | 1944-07-05 | 1945-10-09 | 0 | Details |
| US2385535A | Package | Expired / Lapsed | 1943-07-01 | 1945-09-25 | 0 | Details |
| US2385258A | Substituted acrylonitrile polymers | Expired / Lapsed | 1942-05-15 | 1945-09-18 | 0 | Details |
| US2384889A | Alpha-chloroacrylonitrile and method of preparing the same | Expired / Lapsed | 1940-03-15 | 1945-09-18 | 0 | Details |
| US2383352A | Cheese package | Expired / Lapsed | 1939-07-27 | 1945-08-21 | 0 | Details |
| US2379464A | Synthetic rubber compositions | Expired / Lapsed | 1941-09-05 | 1945-07-03 | 0 | Details |
| US2378237A | Method and apparatus for ultrasonic testing | Expired / Lapsed | 1942-09-02 | 1945-06-12 | 0 | Details |
| US2371736A | Cyclized rubbers | Expired / Lapsed | 1942-08-08 | 1945-03-20 | 0 | Details |
| US2370090A | Moistureproofed kraft paper | Expired / Lapsed | 1941-09-26 | 1945-02-20 | 0 | Details |
| US2367443A | Process of forming an end closure | Expired / Lapsed | 1940-08-01 | 1945-01-16 | 0 | Details |
| US2362653A | Method and apparatus for treating rubber articles prior to … | Expired / Lapsed | 1942-10-29 | 1944-11-14 | 0 | Details |
| US2354574A | Moistureproofed glassine paper | Expired / Lapsed | 1942-08-25 | 1944-07-25 | 0 | Details |
| US2343828A | Safety tube | Expired / Lapsed | 1940-01-26 | 1944-03-07 | 0 | Details |
| US2343106A | Lap joint | Expired / Lapsed | 1943-03-13 | 1944-02-29 | 0 | Details |
| US2343117A | Heat seal and equipment therefor, etc. | Expired / Lapsed | 1942-01-14 | 1944-02-29 | 0 | Details |
| US2342977A | Packaging | Expired / Lapsed | 1940-08-02 | 1944-02-29 | 0 | Details |
| US2342587A | Method of and means for indicating pressures | Expired / Lapsed | 1941-06-09 | 1944-02-22 | 0 | Details |
| US2340260A | Packaging eggs and the like | Expired / Lapsed | 1940-07-12 | 1944-01-25 | 0 | Details |
| US2331795A | Tire | Expired / Lapsed | 1940-12-18 | 1943-10-12 | 0 | Details |
| US2331762A | Packaging | Expired / Lapsed | 1940-06-15 | 1943-10-12 | 0 | Details |
| US2328844A | Coated rubber hydrochloride film | Expired / Lapsed | 1941-09-29 | 1943-09-07 | 0 | Details |
| US2328843A | Making stretched film | Expired / Lapsed | 1940-08-03 | 1943-09-07 | 0 | Details |
| US2328798A | Method of lining | Expired / Lapsed | 1940-06-13 | 1943-09-07 | 0 | Details |
| US2328534A | Rubber derivative product | Expired / Lapsed | 1939-12-30 | 1943-08-31 | 0 | Details |
| US2327170A | Method of making rubber hydrochloride sheets and wrapping a… | Expired / Lapsed | 1941-10-14 | 1943-08-17 | 0 | Details |
| US2313689A | Rubber press pad | Expired / Lapsed | 1941-01-09 | 1943-03-09 | 0 | Details |
| US2307735A | Tear tape | Expired / Lapsed | 1941-08-21 | 1943-01-12 | 0 | Details |
| US2301128A | Bag | Expired / Lapsed | 1940-07-09 | 1942-11-03 | 0 | Details |
| US2301086A | Stretch-wrap method and product | Expired / Lapsed | 1940-06-14 | 1942-11-03 | 0 | Details |
| US2298736A | Flanged hose | Expired / Lapsed | 1940-08-03 | 1942-10-13 | 0 | Details |
| US2293568A | Process for laminating rubber hydrochloride to paper | Expired / Lapsed | 1940-06-22 | 1942-08-18 | 0 | Details |
| US2293589A | Package | Expired / Lapsed | 1936-09-23 | 1942-08-18 | 0 | Details |
| US2289668A | Wrapping | Expired / Lapsed | 1940-08-02 | 1942-07-14 | 0 | Details |
| US2289618A | Sealing device and method | Expired / Lapsed | 1940-01-16 | 1942-07-14 | 0 | Details |
| US2282258A | Plasticized and nonplasticized double wall bag | Expired / Lapsed | 1940-06-07 | 1942-05-05 | 0 | Details |
| US2273464A | Method of splicing rubber articles | Expired / Lapsed | 1940-04-25 | 1942-02-17 | 0 | Details |
| US2273452A | Method of uniting surfaces | Expired / Lapsed | 1938-07-26 | 1942-02-17 | 0 | Details |
| US2259256A | Container making | Expired / Lapsed | 1940-11-23 | 1941-10-14 | 0 | Details |
| US2259239A | Manufacture of bags | Expired / Lapsed | 1940-09-05 | 1941-10-14 | 0 | Details |
| US2259347A | Laminating film | Expired / Lapsed | 1940-05-10 | 1941-10-14 | 0 | Details |
| US2259362A | Laminating and stretching | Expired / Lapsed | 1940-03-14 | 1941-10-14 | 0 | Details |
| US2256159A | Rubber hydrochloride sipper | Expired / Lapsed | 1939-11-09 | 1941-09-16 | 0 | Details |
| US2256156A | Packaging | Expired / Lapsed | 1939-07-12 | 1941-09-16 | 0 | Details |
| US2254926A | Device for supporting tires in vulcanizers | Expired / Lapsed | 1937-08-18 | 1941-09-02 | 0 | Details |
| US2253691A | Hose clamp | Expired / Lapsed | 1939-11-06 | 1941-08-26 | 0 | Details |
| US2238342A | Heat sealing rubber hydrochloride | Expired / Lapsed | 1938-08-16 | 1941-04-15 | 0 | Details |
| US2229582A | Treatment of latex, etc. | Expired / Lapsed | 1936-05-16 | 1941-01-21 | 0 | Details |
| US2197574A | Vulcanization of rubber | Expired / Lapsed | 1937-09-23 | 1940-04-16 | 0 | Details |
| US2188286A | Laminated rubber gasket | Expired / Lapsed | 1937-03-12 | 1940-01-23 | 0 | Details |
| US2188283A | Rubber product and method of producing the same | Expired / Lapsed | 1935-07-05 | 1940-01-23 | 0 | Details |
| US2175801A | Pigmented rubber hydrohalides | Expired / Lapsed | 1938-08-29 | 1939-10-10 | 0 | Details |
| US2167634A | Package | Expired / Lapsed | 1933-08-16 | 1939-08-01 | 0 | Details |
| US2168015A | Thermal seal | Expired / Lapsed | 1933-08-02 | 1939-08-01 | 0 | Details |
| US2146218A | Flanged hose | Expired / Lapsed | 1935-12-28 | 1939-02-07 | 0 | Details |
| US2136342A | Pigmented rubber hydrohalides | Expired / Lapsed | 1936-02-08 | 1938-11-08 | 0 | Details |
| US2129626A | Pneumatic tire | Expired / Lapsed | 1937-03-31 | 1938-09-06 | 0 | Details |
| US2092720A | Means for masticating plastics or the like | Expired / Lapsed | 1935-01-30 | 1937-09-07 | 0 | Details |
| US2084011A | Resinous mercaptazole derivatives | Expired / Lapsed | 1935-05-23 | 1937-06-15 | 0 | Details |
| US2078910A | Adhesion of rubber | Expired / Lapsed | 1934-09-28 | 1937-04-27 | 0 | Details |
| US2078526A | Method of manufacturing rubber hydrochloride films | Expired / Lapsed | 1933-08-18 | 1937-04-27 | 0 | Details |
| US2070525A | Method and apparatus for making inner tubes | Expired / Lapsed | 1934-10-26 | 1937-02-09 | 0 | Details |
| US2054454A | Molded product | Expired / Lapsed | 1933-08-12 | 1936-09-15 | 0 | Details |
| US2049252A | Flexible valve stem | Expired / Lapsed | 1932-05-09 | 1936-07-28 | 0 | Details |
| US2007825A | Vented rubber article | Expired / Lapsed | 1932-08-31 | 1935-07-09 | 0 | Details |
| US1989646A | Mold and method of making same | Expired / Lapsed | 1932-10-21 | 1935-01-29 | 0 | Details |
| US1969221A | Marking machine | Expired / Lapsed | 1929-06-21 | 1934-08-07 | 0 | Details |
| US1966397A | Pneumatic tire and method of making same | Expired / Lapsed | 1931-10-28 | 1934-07-10 | 0 | Details |
| US1952469A | Combination product | Expired / Lapsed | 1931-01-17 | 1934-03-27 | 0 | Details |
| US1934647A | Extruding machine for plastic material | Expired / Lapsed | 1930-12-10 | 1933-11-07 | 0 | Details |