Patent assignee · DE · COMPANY

3M ESPE AG

79Patents
14Active
79Granted
44Portfolio score

Filing activity: Mar 8, 2000 → Dec 22, 2010 · 14 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6709694B1 Coloring ceramics by way of ionic or complex-containing solutions Chemistry; Metallurgy 65 Expired
US6566413B1 Polymerisable materials which are based on hardenable siloxane compounds Chemistry; Metallurgy 57 Expired
US6624236B1 Cyclosiloxane-based cross-linkable monomers, production thereof and use thereof in polymerizable materials Chemistry; Metallurgy 56 Expired
US7374040B2 Devices for storing and dispensing compositions Emerging Cross-Sectional Technologies 34 Expired
US7452924B2 Self-etching emulsion dental compositions and methods Human Necessities 33 Expired
US6713421B1 Blank comprised of a zirconium oxide ceramic with an oxide additive and the use thereof Human Necessities 31 Expired
US7097075B2 Device for storing and dispensing flowable compositions Performing Operations; Transporting 30 Expired
US6769912B2 Device for producing a dental replacement part Human Necessities 29 Expired
US7882983B2 Capsule for two-component materials Performing Operations; Transporting 29 Active
US6852822B1 Hydrolyzable silanes and polymerizable silanes with low viscosity and use thereof Chemistry; Metallurgy 28 Expired
US6852775B1 Polymerizable dental compositions Human Necessities 28 Expired
US7963937B2 Syringe for a multi-component paste Performing Operations; Transporting 27 Expired
US6884071B2 Mixing capsule Emerging Cross-Sectional Technologies 26 Expired
US6932599B1 Irradiation unit Emerging Cross-Sectional Technologies 26 Expired
US6890134B1 Method of producing endodontic instruments Emerging Cross-Sectional Technologies 25 Expired
US7320398B2 Device for storing and dispensing a free-flowing substance and method of making and using the device Human Necessities 22 Expired
US7320541B2 Mixer element for a mixer for multi-component pastes, and mixer using the same Performing Operations; Transporting 21 Expired
US7175430B1 Support materials and imaging method for intraoral diagnostic purposes Chemistry; Metallurgy 20 Expired
US6631829B1 Device for discharging flowable materials and method of using same Performing Operations; Transporting 20 Expired
US6779656B2 Polymerizable preparations based on epoxides that contain silicon Chemistry; Metallurgy 18 Expired
US6652281B1 Dental materials Human Necessities 17 Expired
US6852795B2 Prepolymeric (meth)acrylates with polycyclic or aromatic segments Chemistry; Metallurgy 17 Expired
US7083411B2 Tooth cleaning powders and methods of use thereof Human Necessities 16 Expired
US6894144B1 Two-constituent elastomer materials based on alkyl aziridine comprising a catalyst constituent that contains a boric acid complex Human Necessities 16 Expired
US6724522B2 Light wave conversion arrangement and method for making same for dental procedures Human Necessities 15 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.