US3491377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-triggering standby ventricle for heart assist
Assignee: Advanced Technology Corp
•
Filing: 1967-12-20
•
Granted: 1970-01-27
•
Expires: 1987-12-20
Abstract
No abstract record available.
Inventors
- 👤 Victor W Bolie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:38
CPC Classifications
A; A61; A61M; A61M60/00; A61M60/40; A61M60/424; A61M60/427; A61M60/435; A61M60/10; A61M60/122; A61M60/126; A61M60/152; A61M60/43; A61M60/50; A61M60/508; A61M60/515; A61M60/531; A61M60/538; A61M60/546; A61M60/554; A61M60/80; A61M60/855; A61M60/89; A61M60/892; A61M2205/00; A61M2205/33; A61M2205/3331; A61M2205/3334; A61M60/148; A61M60/20; A61M60/247; A61M60/253; A61M60/268
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |