Assignee
HART CHEMICAL LTD
CA·5 granted patents·77 citations·filing 1974–1988
Top patents by PatentIndex Score
5 records- 0180USD273661SBottleHART CHEMICAL LTD·Filed 1981·Granted May 1, 1984·19 cites·1 claims
- 0273US4024072AWater-dispersible defoamer compositionHART CHEMICAL LTD·Filed 1976·Granted May 17, 1977·32 cites·19 claims
- 0352US4874827AProduction of highly-dispersible water-soluble polymersHART CHEMICAL LTD·Filed 1988·Granted Oct 17, 1989·10 cites·14 claims
- 0444US4088601AWater-emulsifiable defoamer compositionHART CHEMICAL LTD·Filed 1974·Granted May 9, 1978·12 cites·57 claims
- 0532US4925988ALow foaming surfactantHART CHEMICAL LTD·Filed 1988·Granted May 15, 1990·4 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →