US2387642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hemostat and method of forming same
Assignee: Individual
•
Filing: 1942-03-25
•
Granted: 1945-10-23
•
Expires: 1962-03-25
Abstract
No abstract record available.
Inventors
- 👤 Calhoun Vernon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:27
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/01; A61F13/01034; A61F13/00987; A61F13/00991; A61F13/00995; A61F2013/00089; A61F2013/0028; A61F2013/00361; A61F2013/00365; A61F2013/00463; A61F13/15; A61F13/56; A61F2013/5666; A61F2013/5672
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1948-10-22 | 1949-04-23 | 1949-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-10-22 | 1953-04-23 | 1953-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-10-22 | 1957-04-23 | 1957-10-23 | $7700.00 | Window Closed / Lapsed |