US2921584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vessel occluder
Assignee: Honeywell Inc
•
Filing: 1954-12-17
•
Granted: 1960-01-19
•
Expires: 1974-12-17
Abstract
No abstract record available.
Inventors
- 👤 Vette Randolph E Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:49
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US802959A
Cited
US2032621A
Cited
US2310562A
Cited
US2618270A
Cited
US2674435A
Cited
FR1016633A
Cited
US2671451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |