US2492458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fibrin foam
Assignee: Individual
•
Filing: 1944-12-08
•
Granted: 1949-12-27
•
Expires: 1964-12-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Edgar A Bering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:47
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/32; A61L15/42; A61L15/425; A61L2400/00; A61L2400/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US650003A
Cited
US1513949A
Cited
US1593814A
Cited
US2160503A
Cited
US2385803A
Cited
US2385802A
Cited
US2369111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |