Patents by Inventor David M. Bartels
David M. Bartels has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10722759Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: April 26, 2019Date of Patent: July 28, 2020Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 10343025Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: July 23, 2018Date of Patent: July 9, 2019Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 10029153Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: August 15, 2017Date of Patent: July 24, 2018Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 10016660Abstract: A unique method of embedding an RFID chip into the core of a golf ball and using it in the application of a limited flight range ball for use in a range setup that can receive and monitor RFID signals is disclosed herein. The density of the core material is adjusted in relation to the mass of the RFID chip. The golf ball with an embedded RFID chip conforms to a mass limitation of the USGA.Type: GrantFiled: July 13, 2017Date of Patent: July 10, 2018Assignee: Callaway Golf CompanyInventors: Vince Simonds, David M. Bartels, Grady C. Crahan, Craig Schnell
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Patent number: 9737765Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: February 16, 2016Date of Patent: August 22, 2017Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 9707454Abstract: A unique method of embedding an RFID chip into the core of a golf ball and using it in the application of a limited flight range ball for use in a range setup that can receive and monitor RFID signals is disclosed herein. The density of the core material is adjusted in relation to the mass of the RFID chip. The golf ball with an embedded RFID chip conforms to a mass limitation of the USGA.Type: GrantFiled: October 23, 2015Date of Patent: July 18, 2017Assignee: Callaway Golf CompanyInventors: Vince Simonds, David M. Bartels, Grady C. Crahan, Craig Schnell
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Patent number: 9259620Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: February 14, 2014Date of Patent: February 16, 2016Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 8651976Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms, and the entire the core has a deflection ranging from 0.130 inch to 0.105 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over the mantle.Type: GrantFiled: October 5, 2011Date of Patent: February 18, 2014Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Patent number: 8425351Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms and the core has a deflection ranging from 0.120 inch to 0.095 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over them mantle.Type: GrantFiled: April 21, 2011Date of Patent: April 23, 2013Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Publication number: 20120202620Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 220 pounds and the core has a deflection ranging from 0.120 inch to 0.080 inch under a load of 220 pounds. An inner mantle layer is disposed over the core, an outer mantle is disposed over the inner mantle layer, and a cover is disposed over the outer mantle.Type: ApplicationFiled: April 19, 2012Publication date: August 9, 2012Applicant: CALLAWAY GOLF COMPANYInventors: Steven S. Ogg, David M. Bartels
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Publication number: 20120077620Abstract: A golf ball having a very low compression and a high COR is disclosed herein. The core preferably comprises a single neodymium-catalyzed polybutadiene, and has a diameter ranging from 1.575 inch to 1.62 inch with a compression ranging from 20 to 45. The cover preferably has a thickness ranging from 0.038 inch to 0.045 inch, and a Shore D hardness ranging from 50 to 58. The golf ball preferably has a coefficient of restitution of at least 0.780, and a compression ranging from 35 to 50.Type: ApplicationFiled: December 5, 2011Publication date: March 29, 2012Applicant: CALLAWAY GOLF COMPANYInventors: STEVEN S. OGG, DAVID M. BARTELS
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Publication number: 20110269573Abstract: A golf ball comprising a core comprising an inner core center and an outer core layer disposed over the inner core center. The inner core center has a deflection of greater than 0.210 inch under a load of 100 kilograms and the core has a deflection ranging from 0.120 inch to 0.095 inch under a load of 100 kilograms. A mantle layer is disposed over the core and a cover is disposed over them mantle.Type: ApplicationFiled: April 21, 2011Publication date: November 3, 2011Applicant: CALLAWAY GOLF COMPANYInventors: STEVEN S. OGG, DAVID M. BARTELS
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Publication number: 20110244983Abstract: The method of the present invention comprises dissolving an aziridine in water in a 1:1 ratio to form an aziridine-water solution. Then, pouring the aziridine-water solution into a water-born polyurethane dispersion while stirring to form a resultant polyurethane dispersion and diluting the resultant polyurethane dispersion with distilled water to form a diluted polyurethane dispersion. The mantle core 22 of the golf ball 20 is then immersed into the diluted polyurethane dispersion to form a coated mantle core and lastly, the coated mantle core 22 is dried at room temperature.Type: ApplicationFiled: March 29, 2011Publication date: October 6, 2011Applicant: CALLAWAY GOLF COMPANYInventors: KONG SHEN, SHANE R. PARNELL, DAVID M. BARTELS
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Publication number: 20110130217Abstract: A golf ball having a very low compression and a high COR is disclosed herein. The core preferably comprises a single neodymium-catalyzed polybutadiene, and has a diameter ranging from 1.575 inch to 1.62 inch with a PGA compression ranging from 20 to 45. The cover preferably has a thickness ranging from 0.038 inch to 0.045 inch, and a Shore D hardness ranging from 50 to 58. The golf ball preferably has a coefficient of restitution of at least 0.780, and a PGA compression ranging from 35 to 50.Type: ApplicationFiled: February 7, 2011Publication date: June 2, 2011Applicant: CALLAWAY GOLF COMPANYInventors: STEVEN S. OGG, DAVID M. BARTELS
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Patent number: 7918748Abstract: A golf ball having a very low compression and a high COR is disclosed herein. The core preferably comprises a single neodymium-catalyzed polybutadiene, and has a diameter ranging from 1.575 inch to 1.62 inch with a PGA compression ranging from 20 to 45. The cover preferably has a thickness ranging from 0.038 inch to 0.045 inch, and a Shore D hardness ranging from 50 to 58. The golf ball preferably has a coefficient of restitution of at least 0.780, and a PGA compression ranging from 35 to 50.Type: GrantFiled: May 20, 2009Date of Patent: April 5, 2011Assignee: Callaway Golf CompanyInventors: Steven S. Ogg, David M. Bartels
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Publication number: 20100087274Abstract: A golf ball having a very low compression and a high COR is disclosed herein. The core preferably comprises a single neodymium-catalyzed polybutadiene, and has a diameter ranging from 1.575 inch to 1.62 inch with a compression ranging from 20 to 45. The cover preferably has a thickness ranging from 0.038 inch to 0.045 inch, and a Shore D hardness ranging from 50 to 58. The golf ball preferably has a coefficient of restitution of at least 0.780, and a compression ranging from 35 to 50.Type: ApplicationFiled: September 9, 2009Publication date: April 8, 2010Applicant: CALLAWAY GOLF COMPANYInventors: STEVEN S. OGG, DAVID M. BARTELS
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Publication number: 20100087277Abstract: A golf ball having a very low compression and a high COR is disclosed herein. The core preferably comprises a single neodymium-catalyzed polybutadiene, and has a diameter ranging from 1.575 inch to 1.62 inch with a PGA compression ranging from 20 to 45. The cover preferably has a thickness ranging from 0.038 inch to 0.045 inch, and a Shore D hardness ranging from 50 to 58. The golf ball preferably has a coefficient of restitution of at least 0.780, and a PGA compression ranging from 35 to 50.Type: ApplicationFiled: May 20, 2009Publication date: April 8, 2010Applicant: CALLAWAY GOLF COMPANYInventors: STEVEN S. OGG, DAVID M. BARTELS
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Patent number: 6992163Abstract: A curative blend for a thermosetting polyurethane material that allows for a polyurethane material with greater durability is disclosed herein. The curative blend is composed of 4,4?-methylenebis-(2,6-diethyl)-aniline and a second curing agent selected from the group consisting of N,N?-bis-alkyl-p-phenylenediamine, N,N?-dialkylamino-diphenylmethane with tetrapropoxylated ethylenediamine and an aliphatic diamine. A preferred polyurethane prepolymer is polytetramethylene ether glycol terminated toluene diisocyanate prepolymer. The thermosetting polyurethane is preferably utilized as a cover for a golf ball. The cover is preferably formed over a core and boundary layer.Type: GrantFiled: July 3, 2003Date of Patent: January 31, 2006Assignee: Callaway Golf CompanyInventors: Val J. Cupples, David M. Bartels, Pijush K. Dewanjee, Humayun Khan, Steven S. Ogg
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Patent number: 6951519Abstract: A prepolymer blend for a thermosetting polyurethane material that allows for control of the reaction time is disclosed herein. The prepolymer blend is preferably composed of a polyurethane prepolymer and dimethyl methylphosphonate. The thermosetting polyurethane is preferably utilized as a cover for a golf ball. The cover is preferably formed over a core and boundary layer.Type: GrantFiled: July 7, 2003Date of Patent: October 4, 2005Assignee: Callaway Golf CompanyInventors: Pijush K. Dewanjee, Michael S. Green, David M. Bartels
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Patent number: 6932721Abstract: The present invention is a golf ball that has a coefficient of restitution at 143 feet per second that is greater than 0.8015, and an USGA initial velocity less than 255.0 feet per second. The golf ball is preferably a solid three-piece golf ball with a thermosetting polyurethane cover, an ionomer blend intermediate layer and a polybutadiene core.Type: GrantFiled: July 21, 2003Date of Patent: August 23, 2005Assignee: Callaway Golf CompanyInventors: Michael S. Yagley, Steven S. Ogg, Pijush K. Dewanjee, David M. Bartels