US2632443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical dressing
Assignee: Individual
•
Filing: 1949-04-18
•
Granted: 1953-03-24
•
Expires: 1969-04-18
Abstract
No abstract record available.
Inventors
- 👤 Eleanor P Lesher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:43
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/01; A61F13/01021; A61F2013/00089; A61F2013/00165; A61F2013/00217; A61F2013/00361; A61F2013/00365; A61F2013/00536; A61F2013/00727; A61F2013/00731; A61F2013/00795; A61F2013/00825; A61F13/15; A61F13/53; A61F13/534; A61F2013/53445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1920808A
Cited
US2089990A
Cited
GB468552A
Cited
US2148882A
Cited
US2268746A
Cited
US2344021A
Cited
US2448366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |