US4979744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toe-heel weighted golf putter
Assignee: Individual
•
Filing: 1989-05-31
•
Granted: 1990-12-25
•
Expires: 2009-05-31
Abstract
Abstract A golf putter including a lightweight frame made of composite material in combination with metal toe and heel weights which distribute substantially all of the club weight at the toe and heel. The toe and heel weights also form exterior surfaces for the putter and have variable thicknesses to provide fore and aft clubhead balancing. Other features with respect to the lightweight frame structure are disclosed.
Inventors
- 👤 Felix E. Alcala
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:03
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0487; A63B53/0416; A63B60/00; A63B2209/00; A63B2209/02; A63B53/02; A63B53/021; A63B60/50; Y; Y10; Y10S; Y10S273/00; Y10S273/23
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
204 words
A golf putter comprising: a lightweight frame made of a composite material, said frame including a vertical face plate for striking a golf ball and an integral horizontal hosel plate, said hosel plate including a plurality of surfaces defining through openings in said hosel plate to reduce the weight of said frame, said face plate and said hosel plate each having a toe end and a heel end; a metal toe weight attached at the toe ends of said face plate and said hosel plate, said toe weight having an exterior surface which forms an exterior surface of said golf putter and being shaped so that said face plate remains substantially vertical when said golf putter is suspended from a putter shaft; a metal heel weight attached at the heel ends of said face plate and said hosel plate, said heel weight having an exterior surface which forms an exterior surface of said golf putter and being shaped so that said face plate remains substantially vertical when said golf putter is suspended from a putter shaft; and a hosel made from a composite material which is integral with said hosel plate and forms the connection between said golf putter end and a putter shaft.
Claim 2
Dependent Claim
204 words
A golf putter comprising: a lightweight frame made of a composite material, said frame including a vertical face plate for striking a golf ball and an integral horizontal hosel plate, said hosel plate including a plurality of surfaces defining through openings in said hosel plate to reduce the weight of said frame, said face plate and said hosel plate each having a toe end and a heel end; a metal toe weight attached at the toe ends of said face plate and said hosel plate, said toe weight having an exterior surface which forms an exterior surface of said golf putter and being shaped so that said face plate remains substantially vertical when said golf putter is suspended from a putter shaft; a metal heel weight attached at the heel ends of said face plate and said hosel plate, said heel weight having an exterior surface which forms an exterior surface of said golf putter and being shaped so that said face plate remains substantially vertical when said golf putter is suspended from a putter shaft; and a hosel made from a composite material which is integral with said hosel plate and forms the connection between said golf putter end and a putter shaft.
Claim 3
Dependent Claim
42 words
A golf putter according to claim 1 wherein said face plate includes a front side, a rear side and a perimeter and wherein said toe weight and heel weight exterior surfaces have perimeters which match with the perimeter of said face plate.
Claim 4
Dependent Claim
55 words
A golf putter according to claim 1 wherein said hosel plate includes a front portion integrally connected to the rear side of said face plate and a rear portion terminating in a rear edge wherein said toe weight and heel weight exterior surfaces have perimeters which match with the rear edge of said hosel plate.
Claim 5
Dependent Claim
17 words
A golf putter according to claim 1 wherein said heel weight is heavier than said toe weight.
Claim 6
Dependent Claim
26 words
A golf putter according to claim 1 wherein said hosel extends vertically from a midpoint between the toe end and heel end of said hosel plate.
Claim 7
Dependent Claim
35 words
A golf putter according to claim 1 wherein said toe and heel weights each includes a mounting channel of sufficient size to matingly fit over the respective toe and heel ends of said hosel plate.
Claim 8
Dependent Claim
19 words
A golf putter according to claim 1 wherein said metal heel and toe weights are made from stainless steel.
Claim 9
Dependent Claim
16 words
A golf putter according to claim 1 wherein said composite material comprises resin impregnated graphite fibers.
Claim 10
Dependent Claim
20 words
A golf putter according to claim 1 wherein at least one of said openings is adjacent to said face plate.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-12-24 | 1994-06-25 | 1994-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-24 | 1998-06-25 | 1998-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-24 | 2002-06-25 | 2002-12-25 | $7700.00 | Window Closed / Lapsed |