US2421193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical dressing
Assignee: Cleveland Clinic Foundation
•
Filing: 1943-08-02
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Granted: 1947-05-27
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Expires: 1963-08-02
Abstract
No abstract record available.
Inventors
- 👤 Gardner William James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:27
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/08; A61B17/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US114750A
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US363538A
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DE608605C
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GB191423818A
Cited
US2018517A
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US2012755A
Cited
US2226546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-26 | 1950-11-25 | 1951-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-26 | 1954-11-25 | 1955-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-26 | 1958-11-25 | 1959-05-27 | $7700.00 | Window Closed / Lapsed |