IP Library Granted Patent US 7,540,810
Granted Patent B2
US 7,540,810 · App. 12/273,301 · Granted Jun 2, 2009

Putterhead with dual milled face pattern

Assignee: Callaway Golf Company
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Quick Facts
Patent No.
US 7,540,810
App. No.
12/273,301
Granted
Jun 2, 2009
Kind
B2
Abstract

A putter-head ( 20 ) with a main body ( 22 ) having a striking face ( 24 ), a weight body ( 25 ) and an isolation layer 27 is disclosed herein. The striking face ( 24 ) has a dual milled pattern thereon. Preferably, a central area ( 40 ) has a first milled pattern and a periphery region ( 42 ) has a second milled pattern. The main body ( 22 ) is composed of a metal material, preferably a stainless steel material.

Claims (16)

1. A putter-type golf club head comprising:

a main body composed of a metal material, the main body having a striking face for impacting a golf ball, the main body also having a toe end and a heel end opposite the toe end, the striking face having a first milled pattern and a second milled pattern, the first milled pattern located in a central area of the striking face and the second milled pattern encompassing the central area, the second milled pattern oriented differently from the first milled pattern, wherein the first milled pattern comprises a plurality of milled parallel horizontal lines extending generally in a heel end to toe end direction, and the second milled pattern comprises a plurality of milled parallel vertical lines, wherein each of the plurality of milled parallel horizontal lines of the first milled pattern has a depth greater than the depth of each of the plurality of milled parallel vertical lines of the second milled pattern.

2. The putter-type golf club head according to claim 1 wherein each of the plurality of milled parallel horizontal lines of the first milled pattern has a depth ranging from 0.0005 inch to 0.010 inch.

3. The putter-type golf club head according to claim 1 wherein the main body is composed of a stainless steel material.

4. The putter-type golf club head according to claim 1 wherein the main body is composed of a titanium material.

5. The putter-type golf club head according to claim 1 wherein the first milled pattern has an area ranging from 0.25 square inch to 1.0 square inch, and the striking face has a total surface area ranging from 2.5 square inches to 5.0 square inches.

6. The golf club head according to claim 1 wherein the main body is composed of carbon steel and weighs from 200 grams to 250 grams.

7. A golf club head comprising:

a main body composed of a metal material, the body having a sole section, a crown section, and a striking face for impacting a golf ball, the striking face having a central area with a first milled pattern and a periphery area with a second milled pattern, the second milled pattern different from the first milled pattern, the striking face having a total surface area ranging from 2.5 square inches to 5.0 square inches, the central area ranging from 20% to 60% of the total surface area of the striking face, wherein the first milled pattern comprises a plurality of milled parallel horizontal lines and the second milled pattern comprises a plurality of milled parallel vertical lines, wherein each of the plurality of milled parallel vertical lines extend generally in a sole section to crown section direction.

8. The golf club head according to claim 7 wherein the central area ranges from 30% to 45% of the total surface area of the striking face.

9. A golf club head comprising:

a main body composed of a metal material, the main body having a heel end, a toe end, a sole section, a crown section and a striking face for impacting a golf ball, the striking face having a central area with a first milled pattern and a periphery area with a second milled pattern, the second milled pattern different from the first milled pattern, the first milled pattern comprising a first plurality of milled lines having a depth ranging from 0.0005 inch to 0.010 inch, the second milled pattern comprising a second plurality of milled lines having a depth ranging from 0.0005 inch to 0.010 inch, the periphery area encompassing the central area, the striking face having a total surface area ranging from 2.5 square inches to 5.0 square inches, the central area ranging from 20% to 60% of the total surface area of the striking face, wherein the first milled pattern comprises a plurality of milled parallel horizontal lines extending generally in a heel end to toe end direction, and the second milled pattern comprises a plurality of milled curved lines; and

a weight body attached to the main body.

10. The golf club head according to claim 9 wherein the crown section further comprises an alignment device, the alignment device selected from the group consisting of a plurality of aligned circles, a plurality of aligned chevrons and a plurality of parallel lines extending rearward from the striking face.

11. The golf club head according to claim 9 wherein the main body is composed of a metal material selected form the group consisting of stainless steel, titanium, titanium alloy, aluminum alloy, aluminum, magnesium and magnesium alloy.

12. The golf club head according to claim 9 wherein the weight body is composed of a tungsten alloy and weighs from 50 grams to 125 grams.

Assignments (8)
RELEASE OF SECURITY INTEREST AT REEL/FRAME 063665/0176 Recorded Jun 1, 2026
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: CALLAWAY GOLF COMPANY (F/K/A TOPGOLF CALLAWAY BRANDS CORP.); TRAVISMATHEW, LLC; OGIO INTERNATIONAL, INC.; WORLD GOLF TOUR, LLC
Reel/Frame 075834/0150 →
SECURITY INTEREST Recorded May 17, 2023
From: TOPGOLF CALLAWAY BRANDS CORP.; OGIO INTERNATIONAL, INC.; TOPGOLF INTERNATIONAL, INC.; TRAVISMATHEW, LLC; WORLD GOLF TOUR, LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 063692/0009 →
SECURITY AGREEMENT Recorded May 16, 2023
From: TOPGOLF CALLAWAY BRANDS CORP. (FORMERLY CALLAWAY GOLF COMPANY); OGIO INTERNATIONAL, INC.; TOPGOLF INTERNATIONAL, INC.; TRAVISMATHEW, LLC; WORLD GOLF TOUR, LLC
To: BANK OF AMERICA, N.A, AS COLLATERAL AGENT
Reel/Frame 063665/0176 →
RELEASE (REEL 048172 / FRAME 0001) Recorded Mar 17, 2023
From: BANK OF AMERICA, N.A.
To: TOPGOLF CALLAWAY BRANDS CORP. (F/K/A CALLAWAY GOLF COMPANY); OGIO INTERNATIONAL, INC.
Reel/Frame 063622/0187 →
SECURITY INTEREST Recorded Jan 23, 2019
From: CALLAWAY GOLF COMPANY; CALLAWAY GOLF SALES COMPANY; CALLAWAY GOLF BALL OPERATIONS, INC.; OGIO INTERNATIONAL, INC.; CALLAWAY GOLF INTERACTIVE, INC.; CALLAWAY GOLF INTERNATIONAL SALES COMPANY; TRAVISMATHEW, LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 048110/0352 →
SECURITY AGREEMENT Recorded Jan 4, 2019
From: CALLAWAY GOLF COMPANY; OGIO INTERNATIONAL, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 048172/0001 →
SECURITY INTEREST Recorded Feb 16, 2018
From: CALLAWAY GOLF COMPANY; CALLAWAY GOLF SALES COMPANY; CALLAWAY GOLF BALL OPERATIONS, INC.; OGIO INTERNATIONAL, INC.; CALLAWAY GOLF INTERACTIVE, INC.; CALLAWAY GOLF INTERNATIONAL SALES COMPANY
To: BANK OF AMERICA, N.A.
Reel/Frame 045350/0741 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 18, 2008
From: HETTINGER, RONALD K.; BYRNE, WAYNE H.; POINCENOT, LIONEL
To: CALLAWAY GOLF COMPANY
Reel/Frame 021853/0206 →
Continuity (2)
Continuation 1153282000 · Sep 18, 2006
Related Publication 20090069107A1 · Mar 12, 2009