Patent US2872259A successfully refreshed from Google Patents.
US2872259A
Expired / Lapsed
US
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Operation tables having removably supported interchangeable head and leg extension sections
Assignee: Allen and Hanburys Ltd
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Filing: 1957-11-25
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Granted: 1959-02-03
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Expires: 1977-11-25
Abstract
No abstract record available.
Inventors
- 👤 Thorpe Ronald James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:48
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/10; A61G13/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |