Individual holder
HARTLEY PHILIP J
IE·3 granted patents·38 citations·filing 1985–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0148US4637879AApparatus for use in filtering a liquidHARTLEY PHILIP J·Filed 1985·Granted Jan 20, 1987·14 cites·7 claims
- 0246US4816154ALiquid filtering apparatusHARTLEY PHILIP J·Filed 1987·Granted Mar 28, 1989·13 cites·6 claims
- 0341US4959045AFilter socksHARTLEY PHILIP J·Filed 1988·Granted Sep 25, 1990·11 cites·4 claims
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