Assignee
CATO RESEARCH CORP
US·9 granted patents·176 citations·filing 1977–1993
Top patents by PatentIndex Score
9 records- 0192US4321089AProcess for the recovery of molybdenum and rhenium from their sulfide oresCATO RESEARCH CORP·Filed 1980·Granted Mar 23, 1982·48 cites·20 claims
- 0292US4311520AProcess for the recovery of nickel, cobalt and manganese from their oxides and silicatesCATO RESEARCH CORP·Filed 1980·Granted Jan 19, 1982·47 cites·19 claims
- 0380US4179492AProcess for making rare earth metal chloridesCATO RESEARCH CORP·Filed 1977·Granted Dec 18, 1979·20 cites·14 claims
- 0471US4144056AProcess for recovering nickel, cobalt and manganese from their oxide and silicate oresCATO RESEARCH CORP·Filed 1978·Granted Mar 13, 1979·13 cites·17 claims
- 0569US4118200AProcess for desulfurizing coalCATO RESEARCH CORP·Filed 1977·Granted Oct 3, 1978·18 cites·15 claims
- 0659US4209501AChlorides of lead, zinz, copper, silver and goldCATO RESEARCH CORP·Filed 1979·Granted Jun 24, 1980·15 cites·23 claims
- 0753US4631176ARecovery of anhydrous zinc chlorideCATO RESEARCH CORP·Filed 1982·Granted Dec 23, 1986·7 cites·25 claims
- 0836US5332560AProcess for the removal of zinc and nickel from copper ammine sulfate solutionsCATO RESEARCH CORP·Filed 1993·Granted Jul 26, 1994·4 cites·12 claims
- 0935US5173276AMethod for recovery of copper from copper-containing materialsCATO RESEARCH CORP·Filed 1990·Granted Dec 22, 1992·4 cites·25 claims
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