IP Library Granted Patent US 7,819,753
Granted Patent B1
US 7,819,753 · App. 12/629,751 · Granted Oct 26, 2010

Aerodynamic control surface on a golf club for training purposes

Assignee: Callaway Golf Company
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Quick Facts
Patent No.
US 7,819,753
App. No.
12/629,751
Granted
Oct 26, 2010
Kind
B1
Abstract

The present invention is a unique and improved training aid to assist the golfer in learning these skills. The invention has deployable fins that deploy during a backswing and retract during a downswing.

Claims (2)

1. A golf club training aid for use with a golf club, comprising:

a plurality of deployable semi-circle fins connected to a main body, the main body removably connected to a shaft of a golf club, each of the deployable semi-circle fins deployable during a backswing and retractable during a downswing, the main body removably attached to the golf club at a connection of the shaft to a club head, the training aid extending along an ⅛ of the length of the shaft of the golf club, the plurality of deployable semi-circle fins and the main body composed of a thermoplastic material, wherein the training aid is utilized to assist in the proper rate and sequence of the closing of a club face of the club head to a golf ball via rotation of the golf club by triggering a torque that coerces the rotation.

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 COMPANY
Reel/Frame 023596/0378 →
Continuity (1)
Provisional Application 6114078000 · Dec 24, 2008