Patent US4289397A successfully refreshed from Google Patents.
Patent US1786090A successfully refreshed from Google Patents.
US1786090A
Expired / Lapsed
US
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Apparatus for blood transfusion
Assignee: Individual
•
Filing: 1928-08-03
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Granted: 1930-12-23
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Expires: 1948-08-03
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Paul
- 👤 Francis V Malloy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:42
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/8593; Y10T137/86187; Y10T137/8622
Claims Analysis
Total Claims: 0
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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) | 1933-12-22 | 1934-06-23 | 1934-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-22 | 1938-06-23 | 1938-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-22 | 1942-06-23 | 1942-12-23 | $7700.00 | Window Closed / Lapsed |