IP Library › Granted Patent US 8,376,877
Granted Patent B1
US 8,376,877 · App. 12/629,525 · Granted Feb 19, 2013

Method and golf club

Inventor: J. Andrew Galloway (Escondido, CA)
Assignee: Callaway Golf Company
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Quick Facts
Patent No.
US 8,376,877
App. No.
12/629,525
Granted
Feb 19, 2013
Kind
B1
Abstract

A method for creating a face of a golf club head with a preferred surface texture is disclosed herein. The method includes etching a non-scoreline portion of a face using a photosensitive coating that is activated with light to etch the face. The scorelines are protected from the etching process to maintain the well-defined geometries of the face.

Claims (14)

1. A method for selectively removing surface material from the face of a golf club, the method comprising:

applying a photosensitive coating to a non-scoreline portion of a face of a golf club head, the face having a plurality of scorelines, each of the plurality of scorelines having a defined scoreline geometry;

projecting light on the face to activate the photosensitive coating to selectively remove surface material from the face of the golf club head and maintain the defined scoreline geometry of each of the plurality of scorelines; and

rinsing the face of the golf club head to terminate the surface material removal process.

2. The method according to claim 1 wherein the golf club head is an iron-type golf club head.

3. The method according to claim 1 wherein the golf club head is composed of a stainless steel material.

4. The method according to claim 1 wherein the golf club head is composed of a titanium alloy material.

5. The method according to claim 1 wherein the face of the golf club head has an area ranging from 2.0 square inches to 10 square inches.

6. The method according to claim 1 wherein a mask is applied to the face prior to applying the photosensitive coating.

7. The method according to claim 1 wherein pad printing is used to apply photosensitive coating.

8. A method for selectively removing surface material from the face of a golf club, the method comprising:

applying a photosensitive coating to a non-scoreline portion of a face of a golf club head, the face having a plurality of scorelines with defined scoreline geometries;

projecting light on the face to activate photosensitive coating to selectively remove surface material from the face of the golf club head and maintain the defined scoreline geometries of each of the plurality of scorelines; and

rinsing the face of the golf club head to terminate the surface material removal process.

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 Dec 2, 2009
From: GALLOWAY, J. ANDREW
To: CALLAWAY GOLF COMPAY
Reel/Frame 023595/0065 →
Continuity (1)
Substitution 61120753 · Dec 8, 2008