Assignee
ESPE PHARM PRAEP
DE·32 granted patents·1,833 citations·filing 1973–1987
Top patents by PatentIndex Score
32 records- 0199US4298806AApparatus for irradiating substances curable by radiationESPE PHARM PRAEP·Filed 1979·Granted Nov 3, 1981·193 cites·16 claims
- 0299US4189065AMetering dispenser for high-viscosity compositionsESPE PHARM PRAEP·Filed 1977·Granted Feb 19, 1980·204 cites·11 claims
- 0397US4376835ACalcium depleted aluminum fluorosilicate glass powder for use in dental or bone cementsESPE PHARM PRAEP·Filed 1982·Granted Mar 15, 1983·264 cites·30 claims
- 0495US4360605AMixing component for dental glass ionomer cementsESPE PHARM PRAEP·Filed 1980·Granted Nov 23, 1982·165 cites·10 claims
- 0593US4560352ADispenser for metering dental compositionsESPE PHARM PRAEP·Filed 1983·Granted Dec 24, 1985·64 cites·16 claims
- 0692US4792632ABisacylphosphine oxides, the preparation and use thereofESPE PHARM PRAEP·Filed 1987·Granted Dec 20, 1988·116 cites·10 claims
- 0792US4167618APolymerization process for aziridine compoundsESPE PHARM PRAEP·Filed 1977·Granted Sep 11, 1979·83 cites·9 claims
- 0890US4479781ADispenser for metering dental compositionsESPE PHARM PRAEP·Filed 1983·Granted Oct 30, 1984·60 cites·16 claims
- 0989US4131729ADental compositions comprising acrylic esters of tricyclo [5.2.1.02,6 ] decane polymersESPE PHARM PRAEP·Filed 1978·Granted Dec 26, 1978·64 cites·12 claims
- 1088US4767330AApparatus for fabricating tooth arrangement modelsESPE PHARM PRAEP·Filed 1986·Granted Aug 30, 1988·118 cites·12 claims
- 1188US4189365APhotopolymerizable compositions based on acrylic or methacrylic acid esters containing organic phosphitesESPE PHARM PRAEP·Filed 1978·Granted Feb 19, 1980·33 cites·10 claims
- 1285US4389497AUse of agglomerates of silicic acid as fillers in dental materialsESPE PHARM PRAEP·Filed 1980·Granted Jun 21, 1983·58 cites·16 claims
- 1379US4421987AApparatus for irradiating dental objectsESPE PHARM PRAEP·Filed 1981·Granted Dec 20, 1983·46 cites·18 claims
- 1479US4412134AApparatus for irradiating dental objectsESPE PHARM PRAEP·Filed 1981·Granted Oct 25, 1983·51 cites·10 claims
- 1579US4116788AProcess for the photopolymerization of acrylic acid ester-containing compositionsESPE PHARM PRAEP·Filed 1976·Granted Sep 26, 1978·30 cites·10 claims
- 1674US4527979APowdered dental material and process for the preparation thereofESPE PHARM PRAEP·Filed 1983·Granted Jul 9, 1985·33 cites·19 claims
- 1774US4067853ACompositions of bishydroxysubstitutedary di acrylates for prosthodontiaESPE PHARM PRAEP·Filed 1975·Granted Jan 10, 1978·24 cites·12 claims
- 1873US4093555AProduction of dental models and tooth replacement partsESPE PHARM PRAEP·Filed 1977·Granted Jun 6, 1978·24 cites·7 claims
- 1972US4372836ALight curable acrylic dental composition with calcium fluoride pigmentESPE PHARM PRAEP·Filed 1979·Granted Feb 8, 1983·22 cites·7 claims
- 2065US4538070AApparatus for treating dental prosthetic parts with radiationESPE PHARM PRAEP·Filed 1983·Granted Aug 27, 1985·26 cites·12 claims
- 2163US4493911ANonadhesive impression materialESPE PHARM PRAEP·Filed 1983·Granted Jan 15, 1985·19 cites·10 claims
- 2262US4532268AImidazole agent for retarding the polymerization of aziridine compoundsESPE PHARM PRAEP·Filed 1983·Granted Jul 30, 1985·19 cites·19 claims
- 2358US4095018AN,n-bis-hydroxyalkyl-3,5-di-t-butyl anilines accelerators for redox polymerization of unsaturated compoundsESPE PHARM PRAEP·Filed 1976·Granted Jun 13, 1978·8 cites·5 claims
- 2458US3986998AMixing liquid for silicate cementsESPE PHARM PRAEP·Filed 1973·Granted Oct 19, 1976·12 cites·7 claims
- 2557US4464941ADevice for the contactless metering of liquidsESPE PHARM PRAEP·Filed 1983·Granted Aug 14, 1984·14 cites·9 claims
- 2657US4317615AProtective case for a quartz-rod optical wave guideESPE PHARM PRAEP·Filed 1979·Granted Mar 2, 1982·16 cites·6 claims
- 2756US4542172ADental cement containing polyvinyl butyral as an additiveESPE PHARM PRAEP·Filed 1983·Granted Sep 17, 1985·14 cites·10 claims
- 2854US4603726AMethod of making individual castingsESPE PHARM PRAEP·Filed 1983·Granted Aug 5, 1986·20 cites·1 claims
- 2952US4392589AMultiple-tube dispenserESPE PHARM PRAEP·Filed 1981·Granted Jul 12, 1983·19 cites·9 claims
- 3040US4720319AMethod for applying retention means onto casting patterns of dental prosthetic metal constructionsESPE PHARM PRAEP·Filed 1986·Granted Jan 19, 1988·6 cites·14 claims
- 3135US4571665AApparatus for treating dental materialsESPE PHARM PRAEP·Filed 1983·Granted Feb 18, 1986·6 cites·17 claims
- 3230US4585667AProcess for producing plaster models for use in dentistryESPE PHARM PRAEP·Filed 1984·Granted Apr 29, 1986·2 cites·16 claims
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