US1703389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood-transfusion machine
Assignee: Madison Kipp Corp
•
Filing: 1926-05-06
•
Granted: 1929-02-26
•
Expires: 1946-05-06
Abstract
No abstract record available.
Inventors
- 👤 Wilfred G Coles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:08
CPC Classifications
F; F04; F04B; F04B7/00; F04B7/04; F04B7/06; A; A61; A61M; A61M60/00; A61M60/10; A61M60/20; A61M60/247; A61M60/253; A61M60/258; A61M60/30; A61M60/39; A61M60/40; A61M60/424; A61M60/438
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) | 1932-02-26 | 1932-08-27 | 1933-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-02-26 | 1936-08-27 | 1937-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-02-26 | 1940-08-27 | 1941-02-26 | $7700.00 | Window Closed / Lapsed |