Assignee
CENTURY 21 POLLUTION CONTROL
6 granted patents·296 citations·filing 1975–1982
Top patents by PatentIndex Score
6 records- 0197US4350504AAir cleaning systemCENTURY 21 POLLUTION CONTROL·Filed 1980·Granted Sep 21, 1982·173 cites·18 claims
- 0273US4216003AGas cleaning systemCENTURY 21 POLLUTION CONTROL·Filed 1978·Granted Aug 5, 1980·27 cites·28 claims
- 0370US4382807AApparatus for separating foreign matter from a gas with a heat exchangerCENTURY 21 POLLUTION CONTROL·Filed 1981·Granted May 10, 1983·23 cites·13 claims
- 0467US4460386AMethod of separating foreign matter from a gasCENTURY 21 POLLUTION CONTROL·Filed 1982·Granted Jul 17, 1984·24 cites·9 claims
- 0566US4364754AApparatus for separating foreign matter from a gas with a heat exchangerCENTURY 21 POLLUTION CONTROL·Filed 1981·Granted Dec 21, 1982·24 cites·25 claims
- 0665US4038056AKitchen hood apparatus for separating foreign matter from fluidCENTURY 21 POLLUTION CONTROL·Filed 1975·Granted Jul 26, 1977·25 cites·26 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →