Patent US3506262A successfully refreshed from Google Patents.
US3506262A
Expired / Lapsed
US
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Apparatus for rope pulling isometric and isotonic exercises
Assignee: Individual
•
Filing: 1967-08-17
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Granted: 1970-04-14
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Expires: 1987-08-17
Abstract
No abstract record available.
Inventors
- 👤 Louis R Wade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:27
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/012; A63B21/018; A63B21/002; A63B21/0023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US770994A
Cited
US1572281A
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US1508892A
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GB389682A
Cited
US1982872A
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US3068002A
Cited
US3197204A
Cited
US3186231A
Cited
US3256015A
Cited
US3306611A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-13 | 1973-10-13 | 1974-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-13 | 1977-10-13 | 1978-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-13 | 1981-10-13 | 1982-04-14 | $7700.00 | Window Closed / Lapsed |