Patent US3477431A successfully refreshed from Google Patents.
US3477431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined mixing syringe and container
Assignee: Abbott Laboratories
•
Filing: 1967-02-03
•
Granted: 1969-11-11
•
Expires: 1987-02-03
Abstract
No abstract record available.
Inventors
- 👤 Leonard Edward Walecka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:49
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00593; A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/284; B05C17/00503; B05C17/00516
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) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |