Assignee
RESSORTS DU NORD SA
6 granted patents·59 citations·filing 1973–1976
Top patents by PatentIndex Score
6 records- 0179US3945625ALeaf springRESSORTS DU NORD SA·Filed 1973·Granted Mar 23, 1976·30 cites·3 claims
- 0250US3975005AVehicle suspension springRESSORTS DU NORD SA·Filed 1975·Granted Aug 17, 1976·14 cites·8 claims
- 0338US4026466ASystem for fastening a rail to its supportRESSORTS DU NORD SA·Filed 1975·Granted May 31, 1977·8 cites·18 claims
- 0433US4054247ADevice for elastically fastening a rail on its supportsRESSORTS DU NORD SA·Filed 1975·Granted Oct 18, 1977·5 cites·10 claims
- 0527US4088267AElastically yieldable rail fastener and rail fixing device including said fastenerRESSORTS DU NORD SA·Filed 1976·Granted May 9, 1978·1 cites·8 claims
- 0627US4003517AElastically yieldable rail fastenerRESSORTS DU NORD SA·Filed 1975·Granted Jan 18, 1977·1 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →