US3430624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay time computer for heart pump system
Assignee: RTX Corp
•
Filing: 1966-09-07
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Granted: 1969-03-04
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Expires: 1986-09-07
Abstract
No abstract record available.
Inventors
- 👤 William J Flanagan
- 👤 David Q Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:25
CPC Classifications
A; A61; A61M; A61M60/00; A61M60/50; A61M60/508; A61M60/538; A61M60/10; A61M60/122; A61M60/126; A61M60/13; A61M60/40; A61M60/424; A61M60/438; A61M60/441; A61M60/515; A61M2205/00; A61M2205/33; A61M2205/3303; A61M2205/3331; A61M2205/3334; A61M60/20; A61M60/247; A61M60/253; A61M60/258
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) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |