USRE27569E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cardiac electrode catheter and heart stimulation method
Assignee: —
•
Filing: 1970-08-27
•
Granted: 1973-02-06
•
Expires: 1990-08-27
Abstract
Abstract A BIPOLAR CATHETER INCLUDES AN OUTER CONDUCTOR AND AN INNER CONDUCTOR LOCATED INSIDE THE OUTER CONDUCTION AND INSULATED THEREFROM EXCEPT AT THE OUTERMOST PORTION. THE OUTER CONDUCTOR IS DIVIDED INTERMEDIATE ITS LENGTH AND THE TWO PORTIONS FROM THE TERMINALS OF THE CATHETER. THE CATHETER IS INSERTED IN THE HEART BY PUNCTURING THE PATIENT''S CHEST WALL AND HEART WITH A NEEDLE AND THREADING THE CATHETER THERETHROUGH, AFTER WHICH THE NEEDLE IS REMOVED AND THE CATHETER IS CONNECTED TO A SUITABLE ELECTRICAL IMPULSE GENERATOR.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:46
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/05; A61N1/0587; A61N1/0592; A61N1/18; A61N1/32; A61N1/36; A61N1/362; A61N1/36014; A61N1/36017; A61N1/3625
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) | 1976-02-06 | 1976-08-07 | 1977-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-06 | 1980-08-07 | 1981-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-06 | 1984-08-07 | 1985-02-06 | $7700.00 | Window Closed / Lapsed |