Patent US2543847A successfully refreshed from Google Patents.
US2543847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sling for use in the treatment of unilateral leg diseases
Assignee: LUCILLE L MURPHY
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Filing: 1948-01-09
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Granted: 1951-03-06
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Expires: 1968-01-09
Abstract
No abstract record available.
Inventors
- 👤 Hallstedt Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:31
CPC Classifications
A; A61; A61H; A61H3/00
Claims Analysis
Total Claims: 0
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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) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |