ABC Rail Corporation
10Patents
0Active
10Granted
28Portfolio score
Filing activity: Sep 22, 1986 → Dec 20, 1994
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4770342A | Adjustable rail brace | Fixed Constructions | 15 | Expired |
| US4824015A | Rail brace | Fixed Constructions | 12 | Expired |
| US5176318A | Guard rail assembly | Fixed Constructions | 10 | Expired |
| US5104041A | Rail brace assembly | Fixed Constructions | 9 | Expired |
| US4738418A | Adjustable switch point guard | Fixed Constructions | 7 | Expired |
| US5238186A | Guard rail assembly hook | Fixed Constructions | 7 | Expired |
| US4938438A | Railroad switch stand | Performing Operations; Transporting | 6 | Expired |
| US5419518A | Railroad switch stand having foot and hand accommodating throw handle | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5236125A | Guard rail assembly support block | Fixed Constructions | 3 | Expired |
| US5312075A | Railroad frog | Fixed Constructions | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.