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
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →