US3556533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sole plate secured to club head by screws of different specific gravities
Assignee: BANCROFT RACKET CO
•
Filing: 1968-08-29
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Granted: 1971-01-19
•
Expires: 1988-08-29
Abstract
Abstract A golf club having a wooden head with the sole plate attached to the bottom of the head by screws, the heads of which screws are exposed, the fastening screws being selected from different materials and, therefore, of different weights for providing the desired balance of the head while at the same time securing the sole plate to the head.
Inventors
- 👤 James E Hollis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:32
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0466; A63B60/00; A63B2053/0491; A63B53/0433; Y; Y10; Y10S; Y10S411/00; Y10S411/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A golf club having a head with a sole plate over its bottom surface, said sole plate having at least three holes, a screw positioned in each of said holes to secure said sole plate to the bottom of said head, each of said screws being of identical physical dimensions but of different specific gravities thereby weighting and balancing the head as desired.
Claim 2
Dependent Claim
63 words
A golf club having a head with a sole plate over its bottom surface, said sole plate having at least three holes, a screw positioned in each of said holes to secure said sole plate to the bottom of said head, each of said screws being of identical physical dimensions but of different specific gravities thereby weighting and balancing the head as desired.
References Cited (Backward Citations)
US1133129A
Cited
US1518316A
Cited
US2056335A
Cited
US2756055A
Cited
US3305235A
Cited
US3466047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |