Assignee
PLUSS STAUFFER AG
CH·21 granted patents·1 pending application·617 citations·filing 1973–2007
Top patents by PatentIndex Score
22 records- 0186US4191670ASurface-treated mineral fillerPLUSS STAUFFER AG·Filed 1978·Granted Mar 4, 1980·36 cites·35 claims
- 0285US6057398AAqueous suspensions of mineral materials and their usesPLUSS STAUFFER AG·Filed 1998·Granted May 2, 2000·55 cites·28 claims
- 0384US5120365APigment mixture for the paper industry consisting of calcium carbonate, dolomite or mixtures thereof and a talc-kaoline mixturePLUSS STAUFFER AG·Filed 1990·Granted Jun 9, 1992·98 cites·34 claims
- 0484US5076846AHighly concentrated aqueous suspension of minerals and/or fillers and/or pigments, stabilized with one or more polyampholytesPLUSS STAUFFER AG·Filed 1990·Granted Dec 31, 1991·65 cites·35 claims
- 0581US3959192AUse of ultrafine natural calcium carbonates as fillers in natural and synthetic polymersPLUSS STAUFFER AG·Filed 1975·Granted May 25, 1976·24 cites·8 claims
- 0679US5605568ACaCO3 -talc coating pigment slurry, process of preparing the same, and use thereofPLUSS STAUFFER AG·Filed 1994·Granted Feb 25, 1997·55 cites·35 claims
- 0778US5533678AMethod for the production of carbonates by wet grindingPLUSS STAUFFER AG·Filed 1994·Granted Jul 9, 1996·32 cites·11 claims
- 0876US4013602AUltrafine natural calcium carbonates as fillers in varnishes and paintsPLUSS STAUFFER AG·Filed 1975·Granted Mar 22, 1977·18 cites·13 claims
- 0975US4767464ACarbonate-containing mineral fillers, pigments and similar materialsPLUSS STAUFFER AG·Filed 1987·Granted Aug 30, 1988·25 cites·38 claims
- 1075US4072426AMethod and apparatus for determining the reflective properties of surfaces, especially coated surfacesPLUSS STAUFFER AG·Filed 1974·Granted Feb 7, 1978·37 cites·11 claims
- 1174US4803231AThermoplastic compositions with very high content of pulverulent mineral materials for incorporation into polymersPLUSS STAUFFER AG·Filed 1985·Granted Feb 7, 1989·33 cites·13 claims
- 1274US4212674ACorrosion preventative pigment and compositionPLUSS STAUFFER AG·Filed 1973·Granted Jul 15, 1980·15 cites·11 claims
- 1373US3940550AUltrafine natural calcium carbonates as coating pigments in coated papersPLUSS STAUFFER AG·Filed 1973·Granted Feb 24, 1976·15 cites·13 claims
- 1466US6414074B1Aqueous suspensions of mineral materials and their usesPLUSS STAUFFER AG·Filed 1999·Granted Jul 2, 2002·17 cites·16 claims
- 1563US3934825AProcess for the wet grinding of materialsPLUSS STAUFFER AG·Filed 1973·Granted Jan 27, 1976·17 cites·16 claims
- 1657US2007256598A1Novel rheology regulators such as ground natural calcium carbonates optionally treated with a fatty acid or salt and their usePLUSS STAUFFER AG·Filed 2007·Application pending·0 cites
- 1753US5634968ACarbonate containing mineral fillers more particulary for use as matting agentsPLUSS STAUFFER AG·Filed 1995·Granted Jun 3, 1997·21 cites·5 claims
- 1850US5242594AProcess and apparatus for industrial fractionation of polymersPLUSS STAUFFER AG·Filed 1992·Granted Sep 7, 1993·11 cites·27 claims
- 1949US4889879AThermoplastic compositions with very high content of pulverized mineral materials for incorporation in polymersPLUSS STAUFFER AG·Filed 1987·Granted Dec 26, 1989·12 cites·17 claims
- 2041US5873935ACoating colorPLUSS STAUFFER AG·Filed 1997·Granted Feb 23, 1999·11 cites·16 claims
- 2140US5989332ASlurry containing an agglomerated carbonate-containing pigmentPLUSS STAUFFER AG·Filed 1998·Granted Nov 23, 1999·9 cites·30 claims
- 2234US5017015ADirect processing of polymer with pulverulent additives in injection moulding machinesPLUSS STAUFFER AG·Filed 1989·Granted May 21, 1991·11 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →