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US3309084A
Expired / Lapsed
US
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Hand crank-operated portable exerciser
Assignee: Individual
•
Filing: 1964-02-11
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Granted: 1967-03-14
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Expires: 1984-02-11
Abstract
No abstract record available.
Inventors
- 👤 Simmons Henry Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:27
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/012; A63B21/015; A63B22/00; A63B22/0002; A63B22/0005; A63B22/06; A63B22/0605; A63B22/0694; A63B2022/0635; A63B2022/0647; A63B2210/00; A63B2210/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |