Patent US3931371A successfully refreshed from Google Patents.
US2457084A
Expired / Lapsed
US
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Golf club head
Assignee: AG Spalding and Bros Inc
•
Filing: 1944-12-20
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Granted: 1948-12-21
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Expires: 1964-12-20
Abstract
No abstract record available.
Inventors
- 👤 Edward P Kearsley
- 👤 Emil J Marciniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:26
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0466; A63B60/00; A63B53/0433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US745044A
Cited
US1202383A
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US1841062A
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US1864513A
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US2301369A
Cited
US2307193A
Cited
US2346617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-21 | 1952-06-21 | 1952-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-21 | 1956-06-21 | 1956-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-21 | 1960-06-21 | 1960-12-21 | $7700.00 | Window Closed / Lapsed |