Individual holder
MIDDLEMARK MARVIN P
3 granted patents·32 citations·filing 1975–1975
Individually held — no corporate assignee on record.
Technology mixH01Q2
Top patents by PatentIndex Score
3 records- 0156USD242863SFour element indoor television antennaMIDDLEMARK MARVIN P·Filed 1975·Granted Dec 28, 1976·7 cites·1 claims
- 0256US3961332AElongated television receiving antenna for indoor useMIDDLEMARK MARVIN P·Filed 1975·Granted Jun 1, 1976·18 cites·2 claims
- 0333US3988737APivoted rod television receiving antenna for indoor useMIDDLEMARK MARVIN P·Filed 1975·Granted Oct 26, 1976·7 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →