Individual holder
KENNEDY JOHN M
9 granted patents·224 citations·filing 1976–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
9 records- 0181US4118894ADoor frame and door assembly for a mine stoppingKENNEDY JOHN M·Filed 1977·Granted Oct 10, 1978·38 cites·7 claims
- 0279US4483642AMine stopping and method of and jack for installing sameKENNEDY JOHN M·Filed 1982·Granted Nov 20, 1984·41 cites·19 claims
- 0369US4820081AHead seal for a mine stoppingKENNEDY JOHN M·Filed 1988·Granted Apr 11, 1989·31 cites·5 claims
- 0466US4082331ADoor for a mine stoppingKENNEDY JOHN M·Filed 1976·Granted Apr 4, 1978·22 cites·8 claims
- 0562US4478535AMine stopping with man door and door frame assemblyKENNEDY JOHN M·Filed 1982·Granted Oct 23, 1984·22 cites·2 claims
- 0660US4695035AJack for installing a mine stoppingKENNEDY JOHN M·Filed 1985·Granted Sep 22, 1987·24 cites·17 claims
- 0757US4484837AMine stopping lap-over panel clampKENNEDY JOHN M·Filed 1983·Granted Nov 27, 1984·18 cites·3 claims
- 0857US4373294ADoor for a mine stopping having knife-edge hingesKENNEDY JOHN M·Filed 1980·Granted Feb 15, 1983·18 cites·3 claims
- 0942US4523406ADoor frame and door assembly for a mine stoppingKENNEDY JOHN M·Filed 1983·Granted Jun 18, 1985·10 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →