Patent US3041996A successfully refreshed from Google Patents.
US3041996A
Expired / Lapsed
US
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Water ski towing gear
Assignee: Individual
•
Filing: 1959-04-09
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Granted: 1962-07-03
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Expires: 1979-04-09
Abstract
No abstract record available.
Inventors
- 👤 Edwin E Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:17
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/60; B63B34/67; Y; Y10; Y10S; Y10S242/00; Y10S242/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US336830A
Cited
US1825329A
Cited
US2341922A
Cited
US2872889A
Cited
US2943591A
Cited
US2821726A
Cited
US2816310A
Cited
US2856662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |