Assignee
CHICAGO FIRE BRICK CO
US·6 granted patents·97 citations·filing 1977–1988
Top patents by PatentIndex Score
6 records- 0180US4780142AHard setting refractory compositionCHICAGO FIRE BRICK CO·Filed 1987·Granted Oct 25, 1988·34 cites·13 claims
- 0271US4921536ANon-calcareous castable binderCHICAGO FIRE BRICK CO·Filed 1988·Granted May 1, 1990·23 cites·7 claims
- 0358US4233079AAluminous refractory compositions containing carbon, silicon and chrome oxideCHICAGO FIRE BRICK CO·Filed 1979·Granted Nov 11, 1980·14 cites·12 claims
- 0448US4056398APlastic refractory composition suitable for placement by vibrating and the use thereofCHICAGO FIRE BRICK CO·Filed 1977·Granted Nov 1, 1977·13 cites·9 claims
- 0545US4066467AAluminous refractory composition containing carbonCHICAGO FIRE BRICK CO·Filed 1977·Granted Jan 3, 1978·9 cites·6 claims
- 0634US4113502AAluminous refractory compositionCHICAGO FIRE BRICK CO·Filed 1977·Granted Sep 12, 1978·4 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →