Assignee: Kerr Corporation

Location: Orange, CA
No. of patents: 61

Number	Title	Issue Date
8162665	Single-part, light-curable, self-adhering dental restorative composition and method of using the same A dental restorative composition comprises: (A) polymerizable monomer(s) selected from hydroxyethyl (meth)acrylate phosphate, hydroxypropyl (meth)acrylate phosphate, hydroxybutyl (meth)acrylate phosphate, dipentaerythritol penta(meth)acrylate phosphate, pentaerythri...	04/24/2012
8113830	Curing light instrument An instrument for curing light-curable compounds that includes at least one light-emitting element operable for emitting light in a band of wavelengths and is capable of curing a light-curable compound. A control circuit controls the operation of the light-emitting ...	02/14/2012
7968618	One-component dental adhesive compositions and method of use A one-component self-etching self-priming dental adhesive composition is disclosed. The composition comprises glycerol phosphate di(meth)acrylate monomer, at least one mono-functional polymerizable monomer having just one ethylenically unsaturated group, at least on...	06/28/2011
7963769	Dental adhesive and method of use A dental adhesive composition comprising (i) at least one non-acidic polymerizable monomer having at least one ethylenically unsaturated group, (ii) optionally one or more acidic compounds, (iii) at least one photoinitiator, (iv) at least one solvent, and (v) about ...	06/21/2011
7946850	Single-part, light-curable, self-adhering dental restorative composition and method of using the same A dental restorative composition comprising: (A) polymerizable monomer(s) having at least one phosphorus-containing acidic moiety and at least one ethylenically unsaturated group; (B) polymerizable monomer(s) having a molecular weight of 100-250, at least one hydrox...	05/24/2011
7767731	One-component dental adhesive compositions and method of use A one-component self-etching self-priming dental adhesive composition is disclosed. The composition comprises glycerol phosphate di(meth)acrylate monomer, at least one mono-functional polymerizable monomer having just one ethylenically unsaturated group, at least on...	08/03/2010
7683148	Metathesis-curable composition with a reaction control agent A composition curable by a metathesis reaction upon mixing its components and comprising an olefin-containing substrate, a metathesis catalyst, and a reaction control agent for slowing the progress of the metathesis reaction. The metathesis catalyst is a ruthenium o...	03/23/2010
7645443	Polyether-based composition curable by metathesis reaction One-part and two-part compositions curable by a metathesis reaction comprising a resin containing a polyether-based substrate with at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. These compositions may option...	01/12/2010
7645050	User-wearable illumination assembly A user-wearable illumination assembly comprises a mounting fixture that is adapted to be coupled to a user-wearable device, such as eyeglasses, goggles, face masks, helmets, or other devices. A light guide has a first end that can be coupled to a light source, and a...	01/12/2010
7625991	Method for making alkoxy-siloxane polyether carboxylates terminated with functional olefin groups A resin that may be used, for example, in dental impression materials, and a method of making the resin. The resin comprises an alkoxy-siloxane polyester or polyether carboxylate backbone functionalized with at least two cycloolefin groups capable of undergoing a me...	12/01/2009
7625551	Polyether-based dental impression material curable by metathesis reaction Two-part dental impression material curable by a metathesis reaction comprising a base paste with first and second resin components each containing at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. The first re...	12/01/2009
7498367	Acid-tolerant dental composition A dental composition compatible with acidic dental primers/adhesives, the dental composition comprising (A) 5% (w/w) to 90% (w/w) of at least one polymerizable monomer having at least one ethylenically unsaturated vinyl, acrylate, or methacrylate group; (B) 0.01% (w...	03/03/2009
7351753	Two-part self-adhering dental compositions A method of using a shelf-stable two-part self-adhering dental composition that comprises (a) at least one acidic compound containing at least one acidic moiety selected from the group consisting of	04/01/2008
7214726	Methods of using two-part self-adhering dental compositions A method for providing a dental composition comprising providing a paste/paste two-part self-adhering dental composition comprising (a) at least one acidic compound containing at least one acidic moiety selected from the group consisting of	05/08/2007
7210930	Apparatus and method for curing materials with radiation A hand held dental instrument for curing light-curable compounds comprises a housing and an array of solid state, light emitting junctions or dies for generating light having wavelengths within a narrow band of wavelengths (e.g. 400–500 nm). Preferably, a peak wav...	05/01/2007
7182597	Curing light instrument The present invention provides a handheld portable, efficient instrument for curing light-curable compounds. The instrument comprises a housing, a light emitted structure supported in the housing, and a reflector configured to interface with the light emitting struc...	02/27/2007
7173097	Metathesis-curable composition with a reaction control agent A composition curable by a metathesis reaction upon mixing its components and comprising an olefin-containing substrate, a metathesis catalyst, and a reaction control agent for slowing the progress of the metathesis reaction. The metathesis catalyst is a ruthenium o...	02/06/2007
7166651	Two-part self-adhering dental compositions A shelf-stable two-part self-adhering dental composition and method. The composition comprises (a) at least one acidic compound containing at least one acidic moiety selected from the group consisting of	01/23/2007
7090491	Single-dose dental adhesive delivery system and method A dispenser has first and second reservoirs configured to contain first and second components of a single dose of a multi-component dental adhesive. The reservoirs are sealed by closures which are slidably received in the reservoirs. When the closures are moved from...	08/15/2006
7080885	Task chair A task chair equipped with a mechanism for independently adjusting the height and width of support arms by the manual operation of a single adjustment knob. Each of the support arms includes a first arm portion and a second arm portion that are pivotally coupled by ...	07/25/2006
RE39162	Illumination assembly for dental and medical applications A small, lightweight, high intensity illumination assembly for use in dental and medical applications. The illumination assembly includes attachment means for removable attachment to headgear such as eyeglasses, face shields, or headbands, and lenses, loupes, and bi...	07/11/2006
7072124	Light-weight high resolution viewer A magnification loupe carried by spectacles has a Galilean lens system comprising a single-element eyepiece lens and a two-element objective lens. The loupes may be mounted to eyeglass frames by a flip-up mounting member, or they may be mounted through the eyeglass ...	07/04/2006
7066733	Apparatus and method for curing materials with light radiation An instrument and method for curing light-curable compounds in the mouth of a patient, the instrument comprising a housing and a plurality of solid state, light-emitting elements on a substrate supported by the housing. The elements form a collective array on the su...	06/27/2006
7060769	Method of curing composition by metathesis reaction using reaction control agent A method of controlled curing by a metathesis reaction upon mixing its components, the method including the step of mixing an olefin-containing substrate, a metathesis catalyst, and a reaction control agent. The metathesis catalyst is a ruthenium or osmium carbene c...	06/13/2006
7060770	Metathesis-curable composition with a reaction control agent A composition curable by a metathesis reaction upon mixing its components and comprising an olefin-containing substrate, a metathesis catalyst, and a reaction control agent for slowing the progress of the metathesis reaction. The metathesis catalyst is a ruthenium o...	06/13/2006
7001590	Metathesis-curable composition One-part and two-part compositions curable by a metathesis reaction comprising a resin containing a substrate with at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. These compositions may optionally contain a r...	02/21/2006
6924325	Silver-containing dental composition A dental composition comprising a silver-containing ceramic having antimicrobial and color stabilizing properties and methods for using the composition. The composition comprises a silver-containing glass powder or a silver-containing zeolite powder, at least one mo...	08/02/2005
6918762	Light-generating instrument The invention relates to light-generating instruments, which are small, compact and convenient to use. More particularly, the light-generating instruments are generally powered by air, electricity, or light provided by the operating unit, such as the dental chair. A...	07/19/2005
6890968	Prepolymerized filler in dental restorative composite A dental composite having high filler loading and low shrinkage thereby providing good strength and marginal integrity. Through the use of prepolymerized filler particles in combination with a structural filler and a nanofiller, the composite exhibits very low shrin...	05/10/2005
6861386	Accelerator for metathesis catalyst A polymerizable composition including a resin system comprising oligomers or polymers functionalized with groups curable by ring opening metathesis polymerization, a metathesis catalyst, and a catalyst accelerator. In examples of the present invention, the compositi...	03/01/2005
6844409	Composition curable by metathesis reaction A composition curable by a metathesis reaction and comprising an olefin-containing resin system and metathesis catalyst. The resin system comprises siloxane-based oligomers or polymers end-capped and/or tethered with olefin functional groups that are capable of unde...	01/18/2005
6843652	Single dose dental impression material delivery system and method A delivery system for supplying a single dose quantity of dental impression material. The system includes a dispenser having first and second chambers sized to contain first and second components of the single dose of dental impression material. The chambers are sea...	01/18/2005
6837712	Dental restorative compositions A composition and a method of use as a dental restorative. A series of highly alkoxylated tri-functional monomers are used as a low viscosity monomer in a photo- or self-curable dental composition that resulted in low polymerization shrinkage. The mechanical strengt...	01/04/2005
6799847	Sliding bridge eyeglass frame A sliding bridge eyeglass frame provides salespersons and customers the ability to insure that a proper interpupillary distance between telescope oculars is achieved during a fitting session. The demonstration frame device of the present invention includes first and...	10/05/2004
6726005	Dental capsule A storage and mixing capsule 10 for separately storing a pair of ingredients therein and providing a structure for efficiently and reliably mixing the ingredients to form an amalgam. The capsule has two components: a first receptacle 12 and a second re...	04/27/2004
6704142	Magnification viewer A housing for a magnification loupe is provided having a body portion for an eyepiece lens and a nose portion for an objective lens. The body portion for the eyepiece lens includes outer circumferential threads over which the objective nose portion fits. ...	03/09/2004
6692251	Apparatus and method for curing materials with light radiation An instrument and method for curing light-curable compounds in the mouth of a patient, the instrument comprising a housing and a plurality of solid state, light-emitting elements on a substrate supported by the housing. The elements form a collective arra...	02/17/2004
6667832	Loupe hinge for magnification viewer A magnification viewer includes magnification loupes, which may be attached to the bridge of a pair of spectacles by a hinge/bridge mount. A main hinge tab is pivotally connected to mount, whereby the magnification loupes may be raised and lowered from th...	12/23/2003
6649146	Dental impression material utilizing ruthenium metathesis catalyst A composition for use as a dental impression material including a polymerizable resin consisting of oligomers or polymers functionalized with groups curable by ring opening metathesis polymerization. These oligomers or polymers are end-capped and/or tethe...	11/18/2003
6593395	Dental composition containing discrete nanoparticles The present invention provides a dental composite which has the high strength required for load-bearing restorations, yet maintains a glossy appearance, even after substantial wear. Through the use of particles having a mean particle size between about 0....	07/15/2003

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Assignee: Kerr Corporation