US3407748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood circulating apparatus
Assignee: Borg Warner Corp
•
Filing: 1967-02-17
•
Granted: 1968-10-29
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Expires: 1987-02-17
Abstract
No abstract record available.
Inventors
- 👤 Anthony C Mamo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:06
CPC Classifications
A; A61; A61M; A61M60/00; A61M60/10; A61M60/104; A61M60/109; A61M60/113; A61M60/30; A61M60/36; A61M60/38; A61M60/40; A61M60/424; A61M60/427; A61M60/80; A61M60/845; A61M60/851; A61M60/855; A61M60/89; A61M60/892; A61M60/894; A61M60/896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1096597A
Cited
US1828206A
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US1794431A
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US2272477A
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US2214260A
Cited
US2855860A
Cited
US2847008A
Cited
US3075524A
Cited
US3204631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |