IP Library Granted Patent US 7,614,407
Granted Patent B2
US 7,614,407 · App. 11/835,956 · Granted Nov 10, 2009

Prime coat, indicia and clear coat removal process for a golf ball

Assignee: Callaway Golf Company
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Quick Facts
Patent No.
US 7,614,407
App. No.
11/835,956
Granted
Nov 10, 2009
Kind
B2
Abstract

A process for removing the coating layers from finished golf balls is disclosed herein. The process involves soaking the golf balls in a removal solution and then subjecting the golf balls to ultrasonic treatment in order to remove a coating layer, an indicia and/or a paint layer.

Claims (16)

1. A method for removing coating layers and indicia from a plurality of golf balls, the method comprising the sequential steps of:

placing a plurality of finished golf balls in a load shoot;

delivering the plurality of finished golf balls from the load shoot to a mesh belt conveyor;

transporting the plurality of finished golf balls on the mesh belt conveyor through a pre-soak tank containing a removal solution, wherein the removal solution comprises benzyl alcohol, alkyl methyl ester, cyclic amide and N-methyl-2-pyrrolidone;

transporting the plurality of finished golf balls through a first ultrasound radial unit to subject each of the plurality of finished golf balls to a first ultrasound treatment;

transporting the plurality of finished golf balls through a second ultrasound radial unit to subject each of the plurality of finished golf balls to a second ultrasound treatment to create a plurality of treated golf balls;

transporting the plurality of treated golf balls to a spray rinse station and spray rinsing each of the plurality of treated golf balls to create a plurality of rinsed golf balls; and

transporting the plurality of rinsed golf balls to an air knife blowing station and air-knife blowing each of the plurality of rinsed golf balls, wherein said coating layers and indicia are removed from each of the plurality of golf balls.

2. The method according to claim 1 wherein the first ultrasound radial unit comprises a 1000 watt radial type transducer and the treatment time ranges from 5 second to 20 seconds.

3. The method according to claim 1 wherein the second ultrasound radial unit comprises a 1000 watt radial type transducer and the treatment time ranges from 5 second to 20 seconds.

4. The method according to claim 1 wherein each of the plurality of finished golf balls is subjected to the removal solution for a time period ranging from 1 minute to 10 minutes and a temperature ranging from 100° F. to 200° F.

5. A method for removing coating layers and indicia from a plurality of golf balls, the method comprising:

soaking a plurality of finished golf balls in a removal solution to create a plurality of soaked golf balls, the removal solution comprising benzyl alcohol, alkyl methyl ester, cyclic amide and N-methyl-2-pyrrolidone;

subjecting the plurality of soaked golf balls to an ultrasonic treatment for a period ranging from 1 second to 20 seconds at a power level ranging from 500 watts to 5000 watts to created a plurality of treated golf balls;

rinsing the plurality of treated golf balls with water to create a plurality of rinsed golf balls; and

subjecting the plurality of rinsed golf balls to an air knife, wherein said coating layers and indicia are removed from each of the plurality of golf balls.

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 Aug 8, 2007
From: WATERMAN, PAUL; GODBOUT, MARIO
To: CALLAWAY GOLF COMPANY
Reel/Frame 019667/0611 →
Continuity (2)
Provisional Application 6082198100 · Aug 10, 2006
Related Publication 20080035168A1 · Feb 14, 2008