Individual holder
CAMPBELL COLIN G
US·3 granted patents·57 citations·filing 1989–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0173US5056958AMethod and apparatus for recovering floating petroleumCAMPBELL COLIN G·Filed 1990·Granted Oct 15, 1991·41 cites·19 claims
- 0244US5032212APetroleum containment barrier, apparatus for the manufacture thereof and method and apparatus for recovering floating petroleumCAMPBELL COLIN G·Filed 1989·Granted Jul 16, 1991·12 cites·5 claims
- 0329US5085538APetroleum containment barrier for recovering floating petroleumCAMPBELL COLIN G·Filed 1990·Granted Feb 4, 1992·4 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →