US3416810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite metal and plastic ski and method of manufacture for said ski
Assignee: PETER KENNEDY Inc
•
Filing: 1966-08-05
•
Granted: 1968-12-17
•
Expires: 1986-08-05
Abstract
No abstract record available.
Inventors
- 👤 Iii Michael E Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:10
CPC Classifications
A; A63; A63C; A63C5/00; A63C5/12; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |