Patent US3497676A successfully refreshed from Google Patents.
US3497676A
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Golf-ball warmer
Assignee: KENNETH W GRAVATT
•
Filing: 1968-06-07
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Granted: 1970-02-24
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Expires: 1988-06-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth W Gravatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:24
CPC Classifications
A; A63; A63B; A63B47/00; A63B47/005; A63B37/00; A63B37/0003; Y; Y10; Y10S; Y10S224/00; Y10S224/918; Y10S224/919; Y10S224/929; Y10S224/93; Y10T; Y10T24/00; Y10T24/13; Y10T24/1382
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1718952A
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US1739780A
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US1842456A
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US1910930A
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US2595905A
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US2558382A
Cited
US2617012A
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US2768775A
Cited
US3038463A
Cited
US3391688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |