Patent US2583937A successfully refreshed from Google Patents.
US2583937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical exploring and operating
Assignee: —
•
Filing: —
•
Granted: 1952-01-29
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Expires: 1969-01-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:32
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/012; A61B1/018; A61B17/00; A61B17/34; A61B17/3417; A61B17/3421; A61B17/3439; A61B17/3462; A61B2017/3445; A61B2017/348; A61B2017/3482; A61B2017/3484
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) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |