Patent US3830503A successfully refreshed from Google Patents.
US3830503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf club for hazard surfaces
Assignee: Individual
•
Filing: 1973-04-06
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Granted: 1974-08-20
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Expires: 1993-04-06
Abstract
Abstract A golf club for use on hazard surfaces such as sand, in the rough, or shallow water wherein fins positioned transverse to the face of the club head are secured to the bottom of the club head for engagement with the hazard surface when the golf club is swung to assist in consistently stabilizing the forward guiding of the club head in the direction swung once it has engaged the hazard surface.
Inventors
- 👤 N Consoli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:56
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0433; A63B53/047; A63B60/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
154 words
A golf club for use on hazard surfaces such as sand comprising, a shaft having hand grip means adjacent the top, a golf club head secured to the bottom of said shaft, said head having a front face for engagement with a golf ball and a sole surface, said front face and said sole surface meeting to define a bottom leading edge, at least one guide fin projecting downwardly from said sole surface and from said leading edge and positioned in a plane substantially transverse to the plane of said face, said fin having side surfaces with at least bottom portions thereof converging to form a single sharply defined forwardly exposed and centered perimetral bottom knife-like edge running simultaneously downwardly and rearwardly from said leading edge to a midway point of maximum extension of said fin below said sole surface thereby forming a sharp convex shaped bottom edge as viewed from a side view.
Claim 2
Dependent Claim
154 words
A golf club for use on hazard surfaces such as sand comprising, a shaft having hand grip means adjacent the top, a golf club head secured to the bottom of said shaft, said head having a front face for engagement with a golf ball and a sole surface, said front face and said sole surface meeting to define a bottom leading edge, at least one guide fin projecting downwardly from said sole surface and from said leading edge and positioned in a plane substantially transverse to the plane of said face, said fin having side surfaces with at least bottom portions thereof converging to form a single sharply defined forwardly exposed and centered perimetral bottom knife-like edge running simultaneously downwardly and rearwardly from said leading edge to a midway point of maximum extension of said fin below said sole surface thereby forming a sharp convex shaped bottom edge as viewed from a side view.
Claim 3
Dependent Claim
14 words
The golf club of claim 1 characterized by a spaced plurality of said fin.
Claim 4
Dependent Claim
18 words
The golf club of claim 1 wherein said fin is cresecent shaped as viewed from a side view.
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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) | 1977-08-19 | 1978-02-18 | 1978-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-19 | 1982-02-18 | 1982-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-19 | 1986-02-18 | 1986-08-20 | $7700.00 | Window Closed / Lapsed |