Patent US3436075A successfully refreshed from Google Patents.
US3436075A
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US
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Bowling ball grip position indicator
Assignee: CHARLES H ROBINSON
•
Filing: 1965-04-19
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Granted: 1969-04-01
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Expires: 1985-04-19
Abstract
No abstract record available.
Inventors
- 👤 Charles H Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:57
CPC Classifications
A; A63; A63D; A63D5/00; A63B; A63B69/00; A63B69/36; A63B69/3608; A63B71/00; A63B71/06; A63B2071/0694; A63B2209/00; A63B2209/10; A63B71/08; A63B71/14; A63B71/141; A63B71/148; Y; Y10; Y10S; Y10S446/00; Y10S446/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1837691A
Cited
US2994533A
Cited
US3063718A
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US3105972A
Cited
US3206200A
Cited
US3199873A
Cited
US3238939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |