US2349152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impregnating gauze
Assignee: Wyeth Holdings LLC
•
Filing: 1941-09-10
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Granted: 1944-05-16
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Expires: 1961-09-10
Abstract
No abstract record available.
Inventors
- 👤 Feinstone Wolffe Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:13
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/34; A61L15/42; A61L15/46; A61L2300/00; A61L2300/20; A61L2300/204; A61L2300/40; A61L2300/404
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-05-16 | 1947-11-15 | 1948-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-16 | 1951-11-15 | 1952-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-16 | 1955-11-15 | 1956-05-16 | $7700.00 | Window Closed / Lapsed |