US2540159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrotherapy cabinet
Assignee: Individual
•
Filing: 1947-02-07
•
Granted: 1951-02-06
•
Expires: 1967-02-07
Abstract
No abstract record available.
Inventors
- 👤 Irvin S Antrim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:24
CPC Classifications
A; A61; A61H; A61H9/00; A61H9/0021; A61H2009/0042; A61H35/00; A61H2035/004; A61H2203/00; A61H2203/04; A61H2203/0443; A61H2203/0456
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US284617A
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US493147A
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US1011113A
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US1183971A
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US1277084A
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US1795435A
Cited
US1708624A
Cited
US1903536A
Cited
US2292666A
Cited
US2413002A
Cited
US2492913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |