US3088321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Head speed indicator for golf clubs
Assignee: Individual
•
Filing: 1960-05-12
•
Granted: 1963-05-07
•
Expires: 1980-05-12
Abstract
No abstract record available.
Inventors
- 👤 Lathrop John Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:15
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/02; G01P5/04; A; A63; A63B; A63B69/00; A63B69/36; A63B69/3623; A63B69/3632; G01P1/00; G01P1/12; G01P1/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A SPEED INDICATING DEVICE FOR THE STRIKING FACE OF GOLF CLUB HEADS COMPRISING AN AIR PRESSURE RESPONSIVE COMPONENT; MEANS TO SUPPORT SAID COMPONENT ADJACENT THE EXTERIOR FRONTAL SURFACE OF SAID STRIKING FACE; INDICATOR MEANS OPERABLE BY SAID COMPONENT TO REGISTER THE AIR PRESSURE EXERTED ON SID COMPONENT DURING A SWINGING MOVEMENT OF THE CLUB HEAD; MEANS FOR STABILIZING THE COMPONENT AND INDICATOR MEANS AGAINST REGISTERING MOVEMENT DURING THE PRELIMINARY PHASES OF A GOLF CLUB SWING;
Claim 2
Dependent Claim
75 words
A SPEED INDICATING DEVICE FOR THE STRIKING FACE OF GOLF CLUB HEADS COMPRISING AN AIR PRESSURE RESPONSIVE COMPONENT; MEANS TO SUPPORT SAID COMPONENT ADJACENT THE EXTERIOR FRONTAL SURFACE OF SAID STRIKING FACE; INDICATOR MEANS OPERABLE BY SAID COMPONENT TO REGISTER THE AIR PRESSURE EXERTED ON SID COMPONENT DURING A SWINGING MOVEMENT OF THE CLUB HEAD; MEANS FOR STABILIZING THE COMPONENT AND INDICATOR MEANS AGAINST REGISTERING MOVEMENT DURING THE PRELIMINARY PHASES OF A GOLF CLUB SWING;
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |