Patents Assigned to Den-Mat Holdings LLC
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Publication number: 20240158253Abstract: A method of stabilizing nanoparticle zinc oxide and the incorporation of nanopoarticle zinc oxide into a wide range of dental compositions. The use of nanoparticle zinc oxide allows for greater concentrations of zinc oxide to be incorporated into dental compositions while maintaining translucency and increased antimicrobial activity compared to equivalent concentrations of bulk zinc oxide.Type: ApplicationFiled: November 11, 2022Publication date: May 16, 2024Applicant: Den-Mat Holdings, LLCInventors: Alvin Kobashigawa, Daehwan Shin
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Patent number: 11234800Abstract: An appliance fabricated to improve the appearance of a patient's smile includes a plurality of simulated teeth. The interior surfaces of each of the teeth closely fits and conforms to the surface of a patient's real teeth while the outer surfaces of each of the simulated teeth has an ideal surface configuration. The dental appliance provides the patient with the appearance of a perfect set of teeth and an ideal smile without a need to alter the dental structure of the patient's teeth.Type: GrantFiled: January 29, 2018Date of Patent: February 1, 2022Assignee: Den-Mat Holdings, LLCInventor: M. Marc Liechtung
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Patent number: 11141355Abstract: A direct filling composite resin restorative featuring a CTE that is similar to dentin and an antimicrobial is disclosed. The exemplary anti-microbial compound is zinc oxide. The CTE of the direct filling composite resin restorative is in the range of 12-15 ppm/° C. The low CTE is achieved by high filler loading of a trimodal distribution of low CTE filler. By maintaining a CTE substantially similar to that of dentin, the “Marginal Percolation” phenomenon is minimized, which decreases the incidence of secondary caries.Type: GrantFiled: September 13, 2019Date of Patent: October 12, 2021Assignee: Den-Mat Holdings, LLCInventors: Jeff MacDonald, Alvin Kobashigawa
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Publication number: 20180206935Abstract: A headlamp magnetically mounted on a magnifying loupe for use in cosmetic, dental, medical, surgical, hobby and any other fields where an individual would find the ability to simultaneously illuminate and magnify a small area to be advantageous. The headlamp would contain an internal power source, so that there is no longer a need for a cable to connect the headlamp with the bulky external power source that is found in traditional loupe mounted headlamps.Type: ApplicationFiled: January 29, 2018Publication date: July 26, 2018Applicants: Den-Mat Holdings, LLC, Falcon Development B.V.Inventors: Brenton Lively, Daniel Joseph Bodenstein, Brad Landtbom, Petrus Jacobus Keirsgieter, Maarten Jan Willem Toering, Skylar Urban, Ryan Michael Welsh, Meg Tidd
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Patent number: 9901429Abstract: An appliance fabricated to improve the appearance of a patient's smile includes a plurality of simulated teeth. The interior surfaces of each of the teeth closely fits and conforms to the surface of a patient's real teeth while the outer surfaces of each of the simulated teeth has an ideal surface configuration. The dental appliance provides the patient with the appearance of a perfect set of teeth and an ideal smile without a need to alter the dental structure of the patient's teeth.Type: GrantFiled: April 11, 2013Date of Patent: February 27, 2018Assignee: Den-Mat Holdings, LLCInventor: M. Marc Liechtung
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Patent number: 9427293Abstract: A toothbrush that includes a brushing attachment and a handle is described. The brushing attachment includes a main body portion that includes a hollow neck and a head. The neck includes a skirt portion with an attachment opening and the head includes a cleaning member opening. The handle includes a main body portion that houses a motor, and a male attachment member extending upwardly from the main body portion that is at least partially received in the attachment opening in the brushing attachment. The male attachment member includes at least a first retention rib that is received in a first retention recess defined in the inner surface of the neck of the brushing attachment, and the inner surface of the neck includes a first retention lug extending outwardly therefrom that is positioned below the first retention rib.Type: GrantFiled: October 31, 2013Date of Patent: August 30, 2016Assignee: Den-Mat Holdings, LLCInventors: Ronald Wayne Haynes, Ian Thorne, Jered Harvey Dean, Emanuel Guzman, Sean Michael Cole, John R. Gardner, Scott Douglas Nelson
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Publication number: 20160076747Abstract: A headlamp magnetically mounted on a magnifying loupe for use in cosmetic, dental, medical, surgical, hobby and any other fields where an individual would find the ability to simultaneously illuminate and magnify a small area to be advantageous. The headlamp would contain an internal power source, so that there is no longer a need for a cable to connect the headlamp with the bulky external power source that is found in traditional loupe mounted headlamps.Type: ApplicationFiled: July 2, 2015Publication date: March 17, 2016Applicants: Den-Mat Holdings, LLC, Falcon Development B.V.Inventors: Brenton Lively, Daniel Joseph Bodenstein, Brad Landtbom, Petrus Jacobus Keirsgieter, Maarten Jan Willem Toering, Skylar Urban, Ryan Michael Welsh, Meg Tidd
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Publication number: 20150190218Abstract: A toothbrush that includes a brushing attachment and a handle. The brushing attachment includes a main body portion with a hollow neck having an attachment opening and a head with a cleaning member opening, a drive shaft positioned in the neck, a cleaning member drive mechanism matingly engaged with gearing on the drive shaft, and a cleaning member extending through the cleaning member opening in the head and operatively associated with the cleaning member drive mechanism. The drive shaft includes a spline drive on one end and gearing on the opposite end. The handle includes a main body portion with a brushing attachment connection receiver that is at least partially received in the attachment opening. The brushing attachment connection receiver includes a recess defined therein that receives a drive hub with a grooved recess defined therein that receives the spline drive.Type: ApplicationFiled: March 17, 2015Publication date: July 9, 2015Applicant: DEN-MAT HOLDINGS, LLCInventors: Ronald Wayne Haynes, Ian Thorne, Jered Harvey Dean, Emanuel Guzman, Sean Michael Cole, John R. Gardner, Scott Douglas Nelson
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Patent number: 9038225Abstract: A toothbrush that includes a brushing attachment and a handle. The brushing attachment includes a main body portion with a hollow neck having an attachment opening and a head with a cleaning member opening, a drive shaft positioned in the neck, a cleaning member drive mechanism matingly engaged with gearing on the drive shaft, and a cleaning member extending through the cleaning member opening in the head and operatively associated with the cleaning member drive mechanism. The drive shaft includes a spline drive on one end and gearing on the opposite end. The handle includes a main body portion with a brushing attachment connection receiver that is at least partially received in the attachment opening. The brushing attachment connection receiver includes a recess defined therein that receives a drive hub with a grooved recess defined therein that receives the spline drive.Type: GrantFiled: October 31, 2013Date of Patent: May 26, 2015Assignee: Den-Mat Holdings, LLCInventors: Ronald Wayne Haynes, Ian Thorne, Jered Harvey Dean, Emanuel Guzman, Sean Michael Cole, John R. Gardner, Scott Douglas Nelson
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Patent number: 8980231Abstract: Stable tooth bleaching gels with a high concentration of peroxide are disclosed. The present invention also provides a method for treating one or more teeth. The method includes steps of applying a therapeutically effective amount of a tooth bleaching gel with a high concentration of peroxide to one or more teeth, leaving the gel in contact with the one or more teeth such that the gel may whiten the tooth or teeth.Type: GrantFiled: March 30, 2007Date of Patent: March 17, 2015Assignee: Den-Mat Holdings, LLCInventors: Joseph Campanale, William Richard Glace
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Publication number: 20150073399Abstract: A hand-held, portable diode laser surgical device includes a power supply, at least one laser diode, integral control interface and display, and a multi-component sterile, disposable tip apparatus featuring assembly for alignment of a self-contained optical fiber to the surgical device, and releasably locking assembly between the tip apparatus and surgical device. An embodiment includes wireless foot pedal on/off control and a dock providing sterile, antiseptic recharging environment.Type: ApplicationFiled: November 19, 2014Publication date: March 12, 2015Applicant: DEN-MAT HOLDINGS, LLCInventors: Mihai I. A. Boitor, Alexandre B. Di Sessa
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Publication number: 20140215804Abstract: A method for producing a dentist tool includes simulation of predetermined horizontal, vertical, and tilt movements to be followed by a cutting tool to remove a predetermined part of tooth structure for further treatment of a tooth. An overlay is determined to fit the tooth by determining a first guiding edge within the overlay corresponding to the predetermined movements and determining a second guiding edge within the overlay spaced apart from the first guiding edge and corresponding to the predetermined movements. The first and second guiding edges are provided to contact the cutting tool so as to guide horizontal, vertical, and tilt movements of the cutting tool such that the cutting tool follows the predetermined horizontal, vertical, and tilt movements for removal of the predetermined part of tooth structure. The determined overlay is produced with the first and second guiding edges and such that it fits the tooth.Type: ApplicationFiled: January 31, 2014Publication date: August 7, 2014Applicants: VIAX DENTAL TECHNOLOGIES, LLC, DEN-MAT HOLDINGS, LLC, REMEDENT NVInventor: Evelyne Jacquemyns
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Patent number: 8776299Abstract: A toothbrush head that includes a main body portion and a generally cylindrical connection member extending downwardly and defining an axis. The connection member includes bottom, outer and inner surfaces and a central opening. The connection member also includes a first lower protrusion that includes first and second inclined surfaces extending inwardly from the inner surface, a first slot defined in the bottom surface and the inner surface, a first lower notch defined in the inner surface, and a first opening defined in the inner surface above the first lower protrusion.Type: GrantFiled: June 11, 2012Date of Patent: July 15, 2014Assignee: Den-Mat Holdings, LLCInventor: Ronald W. Haynes
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Patent number: 8449296Abstract: An appliance fabricated to improve the appearance of a patient's smile includes a plurality of simulated teeth. The interior surfaces of each of the teeth closely fits and conforms to the surface of a patient's real teeth while the outer surfaces of each of the simulated teeth has an ideal surface configuration. The dental appliance provides the patient with the appearance of a perfect set of teeth and an ideal smile without a need to alter the dental structure of the patient's teeth.Type: GrantFiled: November 15, 2007Date of Patent: May 28, 2013Assignee: Den Mat Holdings, LLCInventor: M. Marc Liechtung
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Publication number: 20120270176Abstract: A method for producing a dentist tool for use in removing tooth structure is provided. The method includes acquiring three-dimensional data relating to a shape of a tooth and part of a neighbouring tooth. The method includes processing the data to determine an overlay fitting the tooth and part of the neighboring tooth. The method further includes processing the data to determine the tooth structure to be removed from the tooth to prepare the tooth for further treatment. The method includes determining first and second guiding edges such that the two edges are spaced apart a distance of at least 0.5 mm and configured to enable a dentist cutting tool to be guided by simultaneously contacting the first and second guiding edges to enable a guided removal of at least partially the predetermined part of tooth structure. The method includes producing the determined overlay having the determined guiding edges.Type: ApplicationFiled: June 15, 2012Publication date: October 25, 2012Applicant: DEN-MAT HOLDINGS, LLCInventor: Evelyne Jacquemyns
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Publication number: 20100172846Abstract: Methods of using tooth bleaching gels with a high concentration of peroxide are disclosed. The present invention also provides a method for treating one or more teeth. The method includes steps of applying a desensitizing gel to one or more teeth, applying therapeutically effective amount of a tooth bleaching gel with a high concentration of peroxide to one or more teeth, and leaving the gel in contact with the one or more teeth such that the gel may whiten the tooth or teeth.Type: ApplicationFiled: February 19, 2010Publication date: July 8, 2010Applicant: DEN-MAT HOLDINGS, LLCInventor: Alan B. Matthews
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Publication number: 20100119431Abstract: The present invention relates generally dental ceramics. In particular, invention relates to a high strength, high reliability, dental glass-ceramic that contains uniform, ellipsoidal reinforcing leucite crystals.Type: ApplicationFiled: November 7, 2008Publication date: May 13, 2010Applicant: Den-Mat Holdings LLCInventors: Robert Ibsen, Xiaohui Chen, Michael J. Cattell, Jacques V. Riddell, Thomas C. Chadwick
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Publication number: 20100121198Abstract: The present invention is a multi-purpose light source of a unique design and specialized attachments. The invention encompasses a system for the illumination and visual detection of normal and abnormal biologic tissue comprising a light source, a light transmitting device and a light viewing device wherein said device allows for the simultaneous illumination and viewing of target tissue.Type: ApplicationFiled: November 7, 2008Publication date: May 13, 2010Applicant: Den-Mat Holdings LLCInventors: John West, Robert Ibsen
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Publication number: 20090081104Abstract: The present invention provides for the production of a single frit, dental porcelain, glass-ceramic containing small, uniformly dispersed, single leucite crystals of ellipsoidal habit and very uniform size.Type: ApplicationFiled: September 21, 2007Publication date: March 26, 2009Applicant: Den-Mat Holdings LLCInventors: Robert Ibsen, Xiaohui Chen, Michael J. Cattell, Jacques V. Riodel, Thomas C. Chadwick
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Publication number: 20090052184Abstract: The present invention is a multi-purpose light source of a unique design and specialized attachments which are also independently unique that can be used for, but not limited to, Dental, Medical, Cosmetic, and Industrial applications and procedures. Specifically the spectral irradiance of the light source can be controlled in such a way as to allow it to be used for procedures currently performed by lasers, electrosurgical devices, and hand instruments while retaining the benefits of the light source for other uses such as the photo-initiation of resins, tooth whitening, fluorescence, and illumination. The present invention may be used instead of a laser either independently or in conjunction with electrosurgical devices and hand instruments.Type: ApplicationFiled: July 3, 2008Publication date: February 26, 2009Applicant: Den-Mat Holdings LLCInventors: Robert Ibsen, John West