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US3498607A
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Collapsible bicycle exercise device
Assignee: Central Quality Ind Inc
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Filing: 1967-03-16
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Granted: 1970-03-03
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Expires: 1987-03-16
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Eichholz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:46
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/0002; A63B22/001; A63B22/0012; A63B22/06; A63B22/0605; A63B22/0025; A63B2022/0035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1066445A
Cited
US2603274A
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US1263249A
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US2107447A
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US2310345A
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US3057201A
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FR76368E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |