Assignee
COLUMBIA RIVER CARBONATES
US·5 granted patents·114 citations·filing 1983–1995
Top patents by PatentIndex Score
5 records- 0171US5676746AAgglomerates for use in making cellulosic productsCOLUMBIA RIVER CARBONATES·Filed 1995·Granted Oct 14, 1997·32 cites·10 claims
- 0270US5676747ACalcium carbonate pigments for coating paper and paper boardCOLUMBIA RIVER CARBONATES·Filed 1995·Granted Oct 14, 1997·31 cites·31 claims
- 0363US5653795ABulking and opacifying fillers for cellulosic productsCOLUMBIA RIVER CARBONATES·Filed 1995·Granted Aug 5, 1997·23 cites·37 claims
- 0447US5676748ABulking and opacifying fillers for paper and paper boardCOLUMBIA RIVER CARBONATES·Filed 1995·Granted Oct 14, 1997·13 cites·28 claims
- 0546US4606503AProcess for wet grinding of natural and synthetic carbonatesCOLUMBIA RIVER CARBONATES·Filed 1983·Granted Aug 19, 1986·15 cites·17 claims
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