Assignee
GREENVILLE STEEL CAR
6 granted patents·58 citations·filing 1978–1986
Top patents by PatentIndex Score
6 records- 0156US4686909ARail car bridge plate securement assembly with rotating leafGREENVILLE STEEL CAR·Filed 1985·Granted Aug 18, 1987·19 cites·15 claims
- 0256US4212252AGondola-type railway carGREENVILLE STEEL CAR·Filed 1978·Granted Jul 15, 1980·14 cites·5 claims
- 0347US4649831ARail car with space allowing for opening of end enclosureGREENVILLE STEEL CAR·Filed 1985·Granted Mar 17, 1987·13 cites·7 claims
- 0431US4688490ARail car door bottom guide rail having tire-actuated, depressible sectionsGREENVILLE STEEL CAR·Filed 1985·Granted Aug 25, 1987·5 cites·14 claims
- 0526US4646652ARailroad car door bottom guide systemGREENVILLE STEEL CAR·Filed 1986·Granted Mar 3, 1987·2 cites·8 claims
- 0626US4329927ARailway car roping stapleGREENVILLE STEEL CAR·Filed 1980·Granted May 18, 1982·5 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when GREENVILLE STEEL CAR files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →