US2931354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor operated body exerciser
Assignee: Individual
•
Filing: 1956-09-04
•
Granted: 1960-04-05
•
Expires: 1976-09-04
Abstract
No abstract record available.
Inventors
- 👤 John W Sellner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:02
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1628369A
Cited
US2152431A
Cited
US2446275A
Cited
US2681650A
Cited
US2724428A
Cited
US2735422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |