Assignee
LAPORTE INDUSTRIES LTD
52 granted patents·933 citations·filing 1972–1999
Top patents by PatentIndex Score
52 records- 0191US4657881AAbsorbent materialsLAPORTE INDUSTRIES LTD·Filed 1986·Granted Apr 14, 1987·71 cites·5 claims
- 0291US4019978AProcess for the production of aluminaLAPORTE INDUSTRIES LTD·Filed 1974·Granted Apr 26, 1977·46 cites·10 claims
- 0390US4591581AMethod for making absorbent materialsLAPORTE INDUSTRIES LTD·Filed 1983·Granted May 27, 1986·63 cites·13 claims
- 0490US3948997AVapour phase oxidation processLAPORTE INDUSTRIES LTD·Filed 1974·Granted Apr 6, 1976·24 cites·13 claims
- 0589US5015334AColloidal composition and its use in the production of paper and paperboardLAPORTE INDUSTRIES LTD·Filed 1989·Granted May 14, 1991·69 cites·15 claims
- 0684US3993640ATreatment of cellulosic materialsLAPORTE INDUSTRIES LTD·Filed 1974·Granted Nov 23, 1976·23 cites·19 claims
- 0783US4049780AProduction of magnesium silicatesLAPORTE INDUSTRIES LTD·Filed 1976·Granted Sep 20, 1977·38 cites·10 claims
- 0882US4418048AAluminophosphorus compoundsLAPORTE INDUSTRIES LTD·Filed 1980·Granted Nov 29, 1983·28 cites·16 claims
- 0982US4224080AMethod of treating inorganic oxide pigmentsLAPORTE INDUSTRIES LTD·Filed 1978·Granted Sep 23, 1980·29 cites·12 claims
- 1080US4033764ARecovery of metalsLAPORTE INDUSTRIES LTD·Filed 1975·Granted Jul 5, 1977·49 cites·16 claims
- 1179US5109805AAbsorbent materialLAPORTE INDUSTRIES LTD·Filed 1989·Granted May 5, 1992·40 cites·7 claims
- 1278US4115144AMethod of preparing metal oxide slurriesLAPORTE INDUSTRIES LTD·Filed 1976·Granted Sep 19, 1978·23 cites·13 claims
- 1378US3954943ASynthesis of hydrous magnesium silicatesLAPORTE INDUSTRIES LTD·Filed 1973·Granted May 4, 1976·28 cites·5 claims
- 1477US6302952B1Process for the production of black iron oxide pigmentsLAPORTE INDUSTRIES LTD·Filed 1999·Granted Oct 16, 2001·37 cites·15 claims
- 1577US4605059AHeat exchangerLAPORTE INDUSTRIES LTD·Filed 1984·Granted Aug 12, 1986·29 cites·7 claims
- 1674US4002693AProcess for the production of o-phenylphenolLAPORTE INDUSTRIES LTD·Filed 1975·Granted Jan 11, 1977·11 cites·9 claims
- 1773US3944572ALactonesLAPORTE INDUSTRIES LTD·Filed 1974·Granted Mar 16, 1976·9 cites·6 claims
- 1871US5571379AColloidal composition and its use in the production of paper and paperboardLAPORTE INDUSTRIES LTD·Filed 1995·Granted Nov 5, 1996·29 cites·2 claims
- 1965US4455288AArrangement for the entrainment of particulate materialsLAPORTE INDUSTRIES LTD·Filed 1981·Granted Jun 19, 1984·13 cites·6 claims
- 2065US4016246AManufacture of synthetic zeolitesLAPORTE INDUSTRIES LTD·Filed 1972·Granted Apr 5, 1977·19 cites·8 claims
- 2162US4448609AProcess for the production of aqueous dispersions of pigmentary titanium dioxideLAPORTE INDUSTRIES LTD·Filed 1982·Granted May 15, 1984·21 cites·8 claims
- 2258US4804494AWood preservative compositions and a process for their productionLAPORTE INDUSTRIES LTD·Filed 1987·Granted Feb 14, 1989·12 cites·9 claims
- 2358US4355637ASurgical masksLAPORTE INDUSTRIES LTD·Filed 1980·Granted Oct 26, 1982·20 cites·11 claims
- 2457US4046853AProduction of titanium tetrachlorideLAPORTE INDUSTRIES LTD·Filed 1976·Granted Sep 6, 1977·10 cites·15 claims
- 2556US4661157AProduction of shaped bodies of boron compoundsLAPORTE INDUSTRIES LTD·Filed 1985·Granted Apr 28, 1987·19 cites·10 claims
- 2656US4102812AProduction of carbon from coal granules prepared in a fluid energy millLAPORTE INDUSTRIES LTD·Filed 1976·Granted Jul 25, 1978·9 cites·15 claims
- 2754US5486499APillared claysLAPORTE INDUSTRIES LTD·Filed 1992·Granted Jan 23, 1996·22 cites·22 claims
- 2849US4519987ATreatment of oxidic materialsLAPORTE INDUSTRIES LTD·Filed 1983·Granted May 28, 1985·6 cites·8 claims
- 2948US4137297AProcess for the production of titanium disulphideLAPORTE INDUSTRIES LTD·Filed 1977·Granted Jan 30, 1979·7 cites·16 claims
- 3048US4131545AWater treatmentLAPORTE INDUSTRIES LTD·Filed 1977·Granted Dec 26, 1978·13 cites·8 claims
- 3148US4005155APolymeric compositionsLAPORTE INDUSTRIES LTD·Filed 1975·Granted Jan 25, 1977·14 cites·7 claims
- 3246US5218132ARemoval of benzopyrene from edible oils using an activated carbonized adsorbentLAPORTE INDUSTRIES LTD·Filed 1991·Granted Jun 8, 1993·13 cites·11 claims
- 3343US4622214AMethod for the preparation of crystalline molecular sieve materials wherein the organic template is an enantiomerLAPORTE INDUSTRIES LTD·Filed 1985·Granted Nov 11, 1986·8 cites·5 claims
- 3441US4269725AWashing compositionsLAPORTE INDUSTRIES LTD·Filed 1978·Granted May 26, 1981·7 cites·5 claims
- 3541US3935235ALactonesLAPORTE INDUSTRIES LTD·Filed 1974·Granted Jan 27, 1976·2 cites·3 claims
- 3640US5171376AFluxes for aluminium brazing or weldingLAPORTE INDUSTRIES LTD·Filed 1991·Granted Dec 15, 1992·10 cites·10 claims
- 3739US4487747AProduction of metal chloridesLAPORTE INDUSTRIES LTD·Filed 1983·Granted Dec 11, 1984·6 cites·15 claims
- 3838US4046854ARecovery of titanium tetrachlorideLAPORTE INDUSTRIES LTD·Filed 1976·Granted Sep 6, 1977·6 cites·16 claims
- 3937US4775521AProcess for the production of ferrous sulphideLAPORTE INDUSTRIES LTD·Filed 1987·Granted Oct 4, 1988·6 cites·6 claims
- 4034US5800716AProcesses for the treatment of acidic liquors and for the production of commercial products therebyLAPORTE INDUSTRIES LTD·Filed 1994·Granted Sep 1, 1998·7 cites·15 claims
- 4134US4797281AProcess for preparing wood preservative compositionsLAPORTE INDUSTRIES LTD·Filed 1987·Granted Jan 10, 1989·7 cites·8 claims
- 4234US4356156AZeolites bearing fluoride anionsLAPORTE INDUSTRIES LTD·Filed 1980·Granted Oct 26, 1982·4 cites·11 claims
- 4334US4284879AMethods of containing fluids deleterious to the containerLAPORTE INDUSTRIES LTD·Filed 1979·Granted Aug 18, 1981·6 cites·6 claims
- 4434US4066493ATreating cellulosic materialsLAPORTE INDUSTRIES LTD·Filed 1976·Granted Jan 3, 1978·3 cites·8 claims
- 4533US4279640AProcess for upgrading iron-containing materialsLAPORTE INDUSTRIES LTD·Filed 1980·Granted Jul 21, 1981·2 cites·25 claims
- 4632US4288650AElectrical insulation deviceLAPORTE INDUSTRIES LTD·Filed 1979·Granted Sep 8, 1981·2 cites·27 claims
- 4731US6069255APreparation of vinyl isothiocyanatesLAPORTE INDUSTRIES LTD·Filed 1998·Granted May 30, 2000·1 cites·19 claims
- 4830US4246022AProcessing metal chloridesLAPORTE INDUSTRIES LTD·Filed 1979·Granted Jan 20, 1981·1 cites·9 claims
- 4930US4056704AProcess and apparatus for heating gasesLAPORTE INDUSTRIES LTD·Filed 1975·Granted Nov 1, 1977·6 cites·22 claims
- 5029US4687871AProcess for the resolution of a racemateLAPORTE INDUSTRIES LTD·Filed 1985·Granted Aug 18, 1987·1 cites·21 claims
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