Patents by Inventor Clayson C. Spackman
Clayson C. Spackman 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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Publication number: 20260108787Abstract: Described herein are embodiments of an iron-type golf club head comprising a rear opening and an insert. The insert either partially or fully occupies the club head interior cavity. The insert damps vibrations occurring within the club head at impact to provide a desirable sound and feel. The insert is formed of a low-density material, thereby providing a significant damping effect while also creating discretionary mass.Type: ApplicationFiled: December 8, 2025Publication date: April 23, 2026Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, Matthew W. Simone, Cory S. Bacon
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Publication number: 20260054139Abstract: Embodiments of golf club head faceplates comprising a lattice to improve the energy storage capabilities and minimize stress concentrations are described herein. The lattice can comprise a plurality of flexure shapes that facilitate in faceplate bending. The flexure shapes of the lattice can comprise a reentrant, concave, or non-convex shape. The lattice can comprise at least one repeating pattern of flexure shapes that can be interconnected or spaced apart. During golf ball impacts, the flexure shapes flex to store energy through linear and torsional bending.Type: ApplicationFiled: October 28, 2025Publication date: February 26, 2026Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, Matthew W. Simone
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Patent number: 12544632Abstract: The invention described herein is an iron-type golf club head having a back cavity and a multi-section back cavity insert that preserves more flexibility of the strike face and energy return to the golf ball.Type: GrantFiled: September 1, 2023Date of Patent: February 10, 2026Assignee: Karsten Manufacturing CorporationInventors: Evan Greer, Eric J. Morales, Murphy R. Alexander, Ryan M. Stokke, Clayson C. Spackman, Xiaojian Chen
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Publication number: 20260021359Abstract: Embodiments of mallet-style putter-type golf club heads comprising a first color and an alignment system to draw a golfer's eye towards a particular desirable location are described herein. The alignment system includes a central line extending rearward from a top edge centerpoint toward the rear portion and comprising a second color different from the first color. The alignment system further includes a focus element having a first grouping of lines and a second grouping of lines each extending rearward parallel to the central line and comprising a base abutting a top edge. Each of the first grouping of lines and the second grouping of lines further comprise at least the second color, a color saturation that changes as the lines extend rearward from the top edge, and line lengths that decrease as the first grouping of lines and the second grouping of lines are distributed further from the central line.Type: ApplicationFiled: September 30, 2025Publication date: January 22, 2026Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, David A. Higdon, Paul D. Wood, Jemma Brown
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Publication number: 20260021354Abstract: A golf club head comprising a face plate, a body, bonding material, and at least one retainer. wherein the bonding material and at least one retainer are the sole medium coupling the face plate and body.Type: ApplicationFiled: July 28, 2025Publication date: January 22, 2026Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Joshua B. Matthews, Clayson C. Spackman, Les J. Bryant, Rick D. MacMillan, Terry J. Wells
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Patent number: 12491416Abstract: Described herein are embodiments of an iron-type golf club head comprising a rear opening and an insert. The insert either partially or fully occupies the club head interior cavity. The insert damps vibrations occurring within the club head at impact to provide a desirable sound and feel. The insert is formed of a low-density material, thereby providing a significant damping effect while also creating discretionary mass.Type: GrantFiled: September 21, 2023Date of Patent: December 9, 2025Assignee: Karsten Manufacturing CorporationInventors: Clayson C. Spackman, Matthew W. Simone, Cory S. Bacon
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Publication number: 20250360381Abstract: Embodiments of golf club head faceplates comprising a lattice to improve the energy storage capabilities and minimize stress concentrations are described herein. The lattice can comprise a plurality of flexure shapes that facilitate in faceplate bending. The flexure shapes of the lattice can comprise a reentrant, concave, or non-convex shape. The lattice can comprise at least one repeating pattern of flexure shapes that can be interconnected or spaced apart. During golf ball impacts, the flexure shapes flex to store energy through linear and torsional bending.Type: ApplicationFiled: August 12, 2025Publication date: November 27, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, Matthew W. Simone
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Publication number: 20250360383Abstract: Embodiments of a co-molded putter-type golf club head comprising a high-density chassis made of a first material and a low-density putter-type body made of a second material. The first material can be a high density metal (i.e., steel or tungsten, but not limited to). The second material can be a low density thermoplastic composite (i.e., polyphenylene sulfide (PPS), polyamide (PA), but not limited to). The chassis comprises a flow aperture, and one or more interlocking features. The putter-type body portion encases the entirety of the at least one interlocking feature. Further, the putter-type body encapsulates the chassis such that the body extends through, and completely fills the flow aperture, to interlock the body and chassis, and thus form the club head. Other embodiments may be described and claimed.Type: ApplicationFiled: August 12, 2025Publication date: November 27, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, Tom J. Nuttall, James D. Willmott
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Patent number: 12453909Abstract: Embodiments of golf club head faceplates comprising a lattice to improve the energy storage capabilities and minimize stress concentrations are described herein. The lattice can comprise a plurality of flexure shapes that facilitate in faceplate bending. The flexure shapes of the lattice can comprise a reentrant, concave, or non-convex shape. The lattice can comprise at least one repeating pattern of flexure shapes that can be interconnected or spaced apart. During golf ball impacts, the flexure shapes flex to store energy through linear and torsional bending.Type: GrantFiled: September 1, 2023Date of Patent: October 28, 2025Assignee: Karsten Manufacturing CorporationInventors: Clayson C. Spackman, Matthew W. Simone
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Patent number: 12427384Abstract: Embodiments of mallet-style putter-type golf club heads comprising a first color and an alignment system to draw a golfer's eye towards a particular desirable location are described herein. The alignment system includes a central line extending rearward from a top edge centerpoint toward the rear portion and comprising a second color different from the first color. The alignment system further includes a focus element having a first grouping of lines and a second grouping of lines each extending rearward parallel to the central line and comprising a base abutting a top edge. Each of the first grouping of lines and the second grouping of lines further comprise at least the second color, a color saturation that changes as the lines extend rearward from the top edge, and line lengths that decrease as the first grouping of lines and the second grouping of lines are distributed further from the central line.Type: GrantFiled: March 8, 2023Date of Patent: September 30, 2025Assignee: Karsten Manufacturing CorporationInventors: Clayson C. Spackman, David A. Higdon, Paul D. Wood, Jemma Brown
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Publication number: 20250269248Abstract: A golf club head includes a rear body having a crown member coupled to a sole member, and a front body coupled to the rear body to define a substantially hollow structure. The front body includes a strike face and a surrounding frame that extends rearward from a perimeter of the strike face. At least a portion of an outer wall of the club head comprises a thermoplastic composite having a plurality of lamina layers. The plurality of lamina layers include at least a fabric reinforced thermoplastic composite layer and a filled thermoplastic layer, and the fabric reinforced thermoplastic composite layer and the filled thermoplastic layer are directly bonded to each other without an intermediate adhesive.Type: ApplicationFiled: May 13, 2025Publication date: August 28, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Eric J. Morales, Ryan M. Stokke, Martin R. Jertson, Clayson C. Spackman
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Publication number: 20250269254Abstract: Described herein are various embodiments of a pickleball paddle comprising a first clamshell component and a second clamshell component. The first clamshell component includes a first head portion, a first rim portion surrounding the first head portion, and a first handle portion. The second clamshell component includes a second head portion, a second rim portion surrounding the second head portion, and a second handle portion. When the first rim portion is joined to the second rim portion, the first and second clamshell components together define a cavity. A core is disposed in the cavity and may be formed of a foam material.Type: ApplicationFiled: February 24, 2025Publication date: August 28, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Clayson C. Spackman, Jordan D. Shoenhair, Justin A. Paselk
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Patent number: 12383802Abstract: Embodiments of golf club head faceplates comprising a lattice to improve the energy storage capabilities and minimize stress concentrations are described herein. The lattice can comprise a plurality of flexure shapes that facilitate in faceplate bending. The flexure shapes of the lattice can comprise a reentrant, concave, or non-convex shape. The lattice can comprise at least one repeating pattern of flexure shapes that can be interconnected or spaced apart. During golf ball impacts, the flexure shapes flex to store energy through linear and torsional bending.Type: GrantFiled: October 4, 2021Date of Patent: August 12, 2025Assignee: Karsten Manufacturing CorporationInventors: Clayson C. Spackman, Matthew W. Simone
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Patent number: 12383805Abstract: Embodiments of a co-molded putter-type golf club head comprising a high-density chassis made of a first material and a low-density putter-type body made of a second material. The first material can be a high density metal (i.e., steel or tungsten, but not limited to). The second material can be a low density thermoplastic composite (i.e., polyphenylene sulfide (PPS), polyamide (PA), but not limited to). The chassis comprises a flow aperture, and one or more interlocking features. The putter-type body portion encases the entirety of the at least one interlocking feature. Further, the putter-type body encapsulates the chassis such that the body extends through, and completely fills the flow aperture, to interlock the body and chassis, and thus form the club head. Other embodiments may be described and claimed.Type: GrantFiled: September 20, 2022Date of Patent: August 12, 2025Assignee: Karsten Manufacturing CorporationInventors: Clayson C. Spackman, Tom J. Nuttall, James D. Willmott
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Patent number: 12377324Abstract: A golf club head comprising a face plate, a body, bonding material, and at least one retainer, wherein the bonding material and at least one retainer are the sole medium coupling the face plate and body.Type: GrantFiled: May 17, 2023Date of Patent: August 5, 2025Assignee: Karsten Manufacturing CorporationInventors: Joshua B. Matthews, Clayson C. Spackman, Les J. Bryant, Rick D. MacMillan, Terry J. Wells
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Publication number: 20250229144Abstract: The golf club head described herein can have a metal body and a non-metal insert. The insert forms an entire toe end of the club head. The insert can have an offset surface, located behind the strike face of the body, wherein the insert and strike face form a gap therebetween. The insert offset surface can comprise a backstop that temporarily restricts bending of a center of the strike face during a golf ball impact. The gap between the strike face and the insert allows the strike face to flex while the backstop prevents the strike face from over flexing. In one embodiment, the golf club head can comprise a body having an interior cavity that opens towards a toe end. The insert can form an outermost surface of the toe end and fill a portion of the cavity.Type: ApplicationFiled: April 1, 2025Publication date: July 17, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventor: Clayson C. Spackman
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Publication number: 20250177828Abstract: A pickleball paddle having an injection molded multi-piece frame surrounding and supporting a hitting face assembly. The frame provides design flexibility to separate control of the paddle stiffness from the playability characteristics of hitting face assembly. Speed of assembly is increased and cost of components are decreased by utilizing an injection molded frame.Type: ApplicationFiled: February 5, 2025Publication date: June 5, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Justin A. Paselk, Jordan D. Shoenhair, Clayson C. Spackman, Isaac P. Dukes
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Publication number: 20250177829Abstract: A pickleball paddle has a perimeter weighting system to improve performance characteristics and/or to provide swing weighting. The weighting system may include flexible weight strips disposed in recesses formed about a perimeter of the paddle. Alternatively, the weighting system may include slidable weights disposed in one or more channels. The weighting system may further include handle weighting to provide swing weighting. The at least one weight can have a relatively high mass, sufficient to noticeably alter CG of the paddle.Type: ApplicationFiled: February 5, 2025Publication date: June 5, 2025Applicant: KARSTEN MANUFACTURING CORPORATIONInventors: Justin A. Paselk, Isaac P. Dukes, Clayson C. Spackman, Jordan D. Shoenhair
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Patent number: 12296239Abstract: A golf club head includes a rear body having a crown member coupled to a sole member, and a front body coupled to the rear body to define a substantially hollow structure. The front body includes a strike face and a surrounding frame that extends rearward from a perimeter of the strike face. At least a portion of an outer wall of the club head comprises a thermoplastic composite having a plurality of lamina layers. The plurality of lamina layers include at least a fabric reinforced thermoplastic composite layer and a filled thermoplastic layer, and the fabric reinforced thermoplastic composite layer and the filled thermoplastic layer are directly bonded to each other without an intermediate adhesive.Type: GrantFiled: December 21, 2022Date of Patent: May 13, 2025Assignee: Karsten Manufacturing CorporationInventors: Eric J. Morales, Ryan M. Stokke, Martin R. Jertson, Clayson C. Spackman
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Patent number: 12263385Abstract: The golf club head described herein can have a metal body and a non-metal insert. The insert forms an entire toe end of the club head. The insert can have an offset surface, located behind the strike face of the body, wherein the insert and strike face form a gap therebetween. The insert offset surface can comprise a backstop that temporarily restricts bending of a center of the strike face during a golf ball impact. The gap between the strike face and the insert allows the strike face to flex while the backstop prevents the strike face from over flexing. In one embodiment, the golf club head can comprise a body having an interior cavity that opens towards a toe end. The insert can form an outermost surface of the toe end and fill a portion of the cavity.Type: GrantFiled: February 2, 2022Date of Patent: April 1, 2025Assignee: Karsten Manufacturing CorporationInventor: Clayson C. Spackman