Ashworth Bros Inc
Ashworth BActive Patents
0
Total Holdings
18
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0303457A1 | Conveyor belt and system with a non-collapsing inside edge | Expired / Lapsed | 1988-08-10 | — | 55 | Details |
| US5141102A | Conveyor belt and system with a non-collapsing inside edge | Expired / Lapsed | 1991-12-19 | 1992-08-25 | 61 | Details |
| US4982833A | Exit rail assembly for helical conveyor belts | Expired / Lapsed | 1990-06-01 | 1991-01-08 | 20 | Details |
| US4951807A | Non-collapsing inside edge conveyor belt with dual pitch li… | Expired / Lapsed | 1988-06-29 | 1990-08-28 | 69 | Details |
| US4940133A | Conveyor belt and system with a non-collapsing inside edge | Expired / Lapsed | 1988-07-27 | 1990-07-10 | 19 | Details |
| US4932925A | Link having a work-hardened area | Expired / Lapsed | 1989-07-21 | 1990-06-12 | 20 | Details |
| US4867301A | Conveyor belt and system for single direction lateral curve… | Expired / Lapsed | 1988-03-21 | 1989-09-19 | 54 | Details |
| US4741430A | Positive drive helical conveyor system | Expired / Lapsed | 1985-09-27 | 1988-05-03 | 20 | Details |
| US4394901A | Modular plastic conveyor belt | Expired / Lapsed | 1980-12-16 | 1983-07-26 | 22 | Details |
| US4078655A | Small radius conveyor belt and conveying system | Expired / Lapsed | 1977-02-25 | 1978-03-14 | 26 | Details |
| US3920117A | Wire conveyor belt | Expired / Lapsed | 1974-04-23 | 1975-11-18 | 12 | Details |
| US3682295A | Edge driven conveyor system | Expired / Lapsed | 1970-05-11 | 1972-08-08 | 23 | Details |
| US3467239A | Central link collapsible conveyor belt | Expired / Lapsed | 1967-09-05 | 1969-09-16 | 0 | Details |
| US3333678A | Cover plate for conveyor belt | Expired / Lapsed | 1966-03-16 | 1967-08-01 | 2 | Details |
| US3261451A | Flat wire conveyor belt having tapered pin slots | Expired / Lapsed | 1964-06-29 | 1966-07-19 | 2 | Details |
| US3225898A | Collapsible conveyor belt | Expired / Lapsed | 1964-02-26 | 1965-12-28 | 2 | Details |
| US3045809A | Cover plate for flat wire conveyor belt | Expired / Lapsed | 1959-07-07 | 1962-07-24 | 0 | Details |
| US2872023A | Flat wire conveyor belt | Expired / Lapsed | 1955-09-30 | 1959-02-03 | 0 | Details |