Patent US3884468A successfully refreshed from Google Patents.
US3884468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf club
Assignee: Ray Cook Co
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Filing: 1969-09-10
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Granted: 1975-05-20
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Expires: 1989-09-10
Abstract
Abstract A blade type golf club comprising an upstanding blade and a rearwardly extending flange, a longitudinally and horizontally extending groove of desired depth in the angle formed between said blade and said flange and extending forwardly into said blade, and an arcuately shaped groove of desired depth in the medial upper surface of said flange and intermeshed with said longitudinally and horizontally extending groove.
Inventors
- 👤 Raymon W Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:37
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0487; A63B53/02; A63B53/021; A63B53/0441
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
96 words
In a golf club head consisting of an upstanding blade having a front face and a rear face with a flange extending rearwardly of the said blade, said flange having a top and a rear face, a longitudinally and horizontally extending groove in the rear face of said blade extending completely across the rear face thereof, a flange groove extending downwardly into the top of said flange to an approximate uniform depth and terminating rearwardly substantially across the entire rear face of said flange, said flange groove terminating upwardly in said longitudinally and horizontally extending groove.
Claim 2
Dependent Claim
96 words
In a golf club head consisting of an upstanding blade having a front face and a rear face with a flange extending rearwardly of the said blade, said flange having a top and a rear face, a longitudinally and horizontally extending groove in the rear face of said blade extending completely across the rear face thereof, a flange groove extending downwardly into the top of said flange to an approximate uniform depth and terminating rearwardly substantially across the entire rear face of said flange, said flange groove terminating upwardly in said longitudinally and horizontally extending groove.
Claim 3
Dependent Claim
37 words
The invention of claim 1 wherein at least one-sixteenth inch but not exceeding five-sixteenths inch of material remains between the foremost limit of said longitudinally and horizontally extending groove and the front face of said club head.
Claim 4
Dependent Claim
47 words
The invention of claim 1 wherein said club head includes a sole and said flange groove terminates downwardly in a floor, at least one-sixteenth inch but not exceeding one-fourth inch of material remains between the floor of said flange groove and the sole of said club head.
Claim 5
Dependent Claim
125 words
In a golf club head consisting of an upstanding blade having a front face and a rear face and terminating downwardly in a rearwardlY extending flange, said flange having a top and a rear face, a longitudinally and horizontally extending groove in the rear face of said blade and extending completely across the rear face thereof, an arcuate flange groove in said top of said flange and extending downwardly into said flange to a uniform depth, said flange groove terminating upwardly in said longitudinally and horizontally extending groove, a recess in the rear face of said blade, said recess terminating downwardly in said longitudinally and horizontally extending groove, said recess and flange groove extending forwardly into said blade and terminating in the same vertical plane.
Claim 6
Dependent Claim
125 words
In a golf club head consisting of an upstanding blade having a front face and a rear face and terminating downwardly in a rearwardlY extending flange, said flange having a top and a rear face, a longitudinally and horizontally extending groove in the rear face of said blade and extending completely across the rear face thereof, an arcuate flange groove in said top of said flange and extending downwardly into said flange to a uniform depth, said flange groove terminating upwardly in said longitudinally and horizontally extending groove, a recess in the rear face of said blade, said recess terminating downwardly in said longitudinally and horizontally extending groove, said recess and flange groove extending forwardly into said blade and terminating in the same vertical plane.
Claim 7
Dependent Claim
33 words
The invention of claim 4 wherein at least one-sixteenth inch but not exceeding five-sixteenths inch of material remains between the longitudinally and horizontally extending groove and the front face of said club head.
References Cited (Backward Citations)
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US2174212A
Cited
US2007377A
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US2254528A
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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) | 1978-05-19 | 1978-11-18 | 1979-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-19 | 1982-11-18 | 1983-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-19 | 1986-11-18 | 1987-05-20 | $7700.00 | Window Closed / Lapsed |