Republic Steel Corp
Republic SActive Patents
0
Total Holdings
13
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3504534A | Tracking assembly for ultrasonic transducers | Expired / Lapsed | 1967-11-09 | 1970-04-07 | 0 | Details |
| US3276499A | Flush-driven self-piercing and clinching nut and method of … | Expired / Lapsed | 1963-12-30 | 1966-10-04 | 2 | Details |
| US2819447A | System for detecting conductive bodies | Expired / Lapsed | 1956-03-27 | 1958-01-07 | 0 | Details |
| US2753464A | Method and apparatus for inspecting tinplate | Expired / Lapsed | 1950-08-11 | 1956-07-03 | 2 | Details |
| US2748066A | Process of enameling steel | Expired / Lapsed | 1951-09-20 | 1956-05-29 | 2 | Details |
| US2660704A | Seam depth indicator | Expired / Lapsed | 1949-12-14 | 1953-11-24 | 0 | Details |
| US2620432A | Induction heating | Expired / Lapsed | 1949-11-30 | 1952-12-02 | 0 | Details |
| US2602027A | Method of operating blast furnaces | Expired / Lapsed | 1947-05-06 | 1952-07-01 | 2 | Details |
| US2455792A | Limiter circuit for electric testing apparatus | Expired / Lapsed | 1948-01-29 | 1948-12-07 | 0 | Details |
| US2438742A | Ignitron welding control | Expired / Lapsed | 1945-08-09 | 1948-03-30 | 0 | Details |
| US2434203A | Method and apparatus for magnetic testing | Expired / Lapsed | 1943-09-22 | 1948-01-06 | 0 | Details |
| US2415789A | Nondestructive electrical testing of metals | Expired / Lapsed | 1942-06-13 | 1947-02-11 | 0 | Details |
| US2081872A | Culvert | Expired / Lapsed | 1937-02-19 | 1937-05-25 | 0 | Details |