Cutting head for rotary drill

Frota de Souza Filho , et al. October 3, 2

Patent Grant D798922

U.S. patent number D798,922 [Application Number D/541,767] was granted by the patent office on 2017-10-03 for cutting head for rotary drill. This patent grant is currently assigned to KENNAMETAL INC.. The grantee listed for this patent is Kennametal Inc.. Invention is credited to Alan Joseph Bookheimer, Ruy Frota de Souza Filho, Nicholas Joseph Henry, Horst Jaeger, Juergen Schwaegerl, Berthold Zeug.

United States Patent D798,922
Frota de Souza Filho ,   et al. October 3, 2017
Cutting head for rotary drill
Claims
CLAIM The ornamental design for a cutting head for rotary drill, as shown and described.
Inventors: Frota de Souza Filho; Ruy (Latrobe, PA), Schwaegerl; Juergen (Vohenstrauss, DE), Jaeger; Horst (Nurnberg, DE), Zeug; Berthold (Fuerth, DE), Bookheimer; Alan Joseph (Greensburg, PA), Henry; Nicholas Joseph (Greensburg, PA)
Applicant:
Name City State Country Type

Kennametal Inc.
Latrobe
PA
US
Assignee: KENNAMETAL INC. (Latrobe, PA)
Appl. No.: D/541,767
Filed: October 7, 2015
Current U.S. Class: D15/139; D8/70
Current International Class: 1509
Field of Search: ;D8/86,70 ;D15/138,139,140 ;76/108.6 ;83/845 ;403/331,381 ;407/9,33,34,42,54,63,110,113,114,115 ;408/119,224,226-230
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Primary Examiner: Ly; Darlington
Attorney, Agent or Firm: Samways; Ian K.
Description


FIG. 1 is a top, front and left side isometric view of the cutting head for rotary drill showing my new design;

FIG. 2 is top, front and right side isometric view thereof;

FIG. 3 is a bottom and right side isometric view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a front side elevation view thereof;

FIG. 7 is a rear elevation view thereof;

FIG. 8 is a top plan view thereof; and,

FIG. 9 is a bottom plan view of thereof.

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