Patent Explorer
Browse, filter, and analyze 26 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3433864A | Methods of extruding collagen | United Shoe Machinery Corp | Expired / Lapsed | 1966-03-08 | 1969-03-18 | 1986-03-08 | 0.0 yrs | 0 | |
| US3223551A | Leather-like material and method of making the same | United Shoe Machinery Corp | Expired / Lapsed | 1963-02-05 | 1965-12-14 | 1983-02-05 | 0.0 yrs | 4 | |
| US3071483A | Manufacture of collagen products | United Shoe Machinery Corp | Expired / Lapsed | 1960-05-03 | 1963-01-01 | 1980-05-03 | 0.0 yrs | 2 | |
| US2979438A | Extraction of collagen | United Shoe Machinery Corp | Expired / Lapsed | 1958-08-07 | 1961-04-11 | 1978-08-07 | 0.0 yrs | 2 | |
| US2772394A | Devices for finding protruding metal objects in shoes | United Shoe Machinery Corp | Expired / Lapsed | 1951-12-28 | 1956-11-27 | 1971-12-28 | 0.0 yrs | 0 | |
| US2762784A | Tear-resistant porous plastic sheet material comprising polyvinylchloride and a copolymer of butadiene-acrylonitrile | United Shoe Machinery Corp | Expired / Lapsed | 1952-04-26 | 1956-09-11 | 1972-04-26 | 0.0 yrs | 0 | |
| US2640908A | Machine for progressively bonding sheet material | United Shoe Machinery Corp | Expired / Lapsed | 1947-11-07 | 1953-06-02 | 1967-11-07 | 0.0 yrs | 0 | |
| US2631942A | Methods of forming fibers from collagen | United Shoe Machinery Corp | Expired / Lapsed | 1951-05-01 | 1953-03-17 | 1971-05-01 | 0.0 yrs | 2 | |
| US2622052A | Method of making ornamented articles from sheet material and articles produced thereby | United Shoe Machinery Corp | Expired / Lapsed | 1948-09-02 | 1952-12-16 | 1968-09-02 | 0.0 yrs | 4 | |
| US2559609A | Shoe and method for making the same | United Shoe Machinery Corp | Expired / Lapsed | 1948-11-19 | 1951-07-10 | 1968-11-19 | 0.0 yrs | 0 | |
| US2549050A | Rust preventive film | United Shoe Machinery Corp | Expired / Lapsed | 1947-03-22 | 1951-04-17 | 1967-03-22 | 0.0 yrs | 1 | |
| US2490899A | Apparatus for determining the phase relation of sinusoidal electric signals | United Shoe Machinery Corp | Expired / Lapsed | 1946-06-17 | 1949-12-13 | 1966-06-17 | 0.0 yrs | 0 | |
| US2446623A | High-frequency progressive bonding apparatus for plastic materials | United Shoe Machinery Corp | Expired / Lapsed | 1947-01-31 | 1948-08-10 | 1967-01-31 | 0.0 yrs | 0 | |
| US2419641A | Photoelectric line-following apparatus | United Shoe Machinery Corp | Expired / Lapsed | 1944-02-22 | 1947-04-29 | 1964-02-22 | 0.0 yrs | 0 | |
| US2405245A | Examining the interiors of gun barrels | United Shoe Machinery Corp | Expired / Lapsed | 1942-01-05 | 1946-08-06 | 1962-01-05 | 0.0 yrs | 0 | |
| US2354768A | Electrical counter | United Shoe Machinery Corp | Expired / Lapsed | 1941-08-25 | 1944-08-01 | 1961-08-25 | 0.0 yrs | 0 | |
| US2338787A | Method of making articles | United Shoe Machinery Corp | Expired / Lapsed | 1939-01-10 | 1944-01-11 | 1959-01-10 | 0.0 yrs | 0 | |
| US2335315A | Dust separating system | United Shoe Machinery Corp | Expired / Lapsed | 1941-01-10 | 1943-11-30 | 1961-01-10 | 0.0 yrs | 0 | |
| US2329744A | Nail and method for its manufacture | United Shoe Machinery Corp | Expired / Lapsed | 1942-07-20 | 1943-09-21 | 1962-07-20 | 0.0 yrs | 0 | |
| US2293851A | Discontinuing treatment in electrostatic fields | United Shoe Machinery Corp | Expired / Lapsed | 1941-03-03 | 1942-08-25 | 1961-03-03 | 0.0 yrs | 0 |
Showing 1 to 20 of 26 patents
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