Core drill bit

USD1153325SActive Publication Date: 2026-10-13BLACK & DECKER CORP
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Patent Information

Application Number
US30/047170
Authority / Receiving Office
US · United States
Patent Type
Designs(United States)
Current Assignee / Owner
Filing Date
2026-02-09
Publication Date
2026-10-13
Estimated Expiration
2041-10-13

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Description

[0001] FIG. 1 is a perspective view of a core drill bit.

[0002] FIG. 2 is a left view of the core drill bit of FIG. 1.

[0003] FIG. 3 is a right view the core drill bit of FIG. 1.

[0004] FIG. 4 is a front view the core drill bit of FIG. 1.

[0005] FIG. 5 is a rear view the core drill bit of FIG. 1.

[0006] FIG. 6 is a top view the core drill bit of FIG. 1; and,

[0007] FIG. 7 is a bottom view the core drill bit of FIG. 1.

[0008] The portions shown in broken lines form no part of the claimed invention.

Claims

The ornamental design for a core drill bit as shown and described.

Citation Information

Patent Citations

  • Drill bit for glass and ceramic structures

    US4483108A

  • Hole saw

    USD1020825S

  • Core drill bit

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  • Core drill bit

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  • Shank of grinding pen

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