US2492406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Physiotherapy device
Assignee: Individual
•
Filing: 1946-07-09
•
Granted: 1949-12-27
•
Expires: 1966-07-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:41
CPC Classifications
A; A61; A61H; A61H15/00; A61H15/0078; A61H2201/00; A61H2201/01; A61H2201/0119; A61H2201/0138; A61H2201/0142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1004300A
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US1238091A
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US1587737A
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US1643039A
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US1638025A
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US1874286A
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US2175614A
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US2271382A
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US2235183A
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US2284445A
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US2374492A
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US2448777A
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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) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |