Assignee
PICA PROD IND CHARBONS ACTIFS
FR·2 granted patents·50 citations·filing 1989–1990
Top patents by PatentIndex Score
2 records- 0175US5037550ABiological contactor for purifying water to produce drinking water and associated control methodPICA PROD IND CHARBONS ACTIFS·Filed 1989·Granted Aug 6, 1991·41 cites·25 claims
- 0234US5087354ABiological contactor for purifying water to produce drinking waterPICA PROD IND CHARBONS ACTIFS·Filed 1990·Granted Feb 11, 1992·9 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when PICA PROD IND CHARBONS ACTIFS 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 →