US3236239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Defibrillator
Assignee: American Optical Corp
•
Filing: 1962-07-17
•
Granted: 1966-02-22
•
Expires: 1982-07-17
Abstract
No abstract record available.
Inventors
- 👤 Barouh V Berkovits
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:18
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/32; A61N1/36; A61N1/362; A61N1/365; A61N1/38; A61N1/39; A61N1/3904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A DEVICE USEFUL IN CARDIAC THERAPY, COMPRISING IN COMBINATION, PULSE GENERATING MEANS ADAPTED TO BE CONNECTED TO A PATIENT FOR DETECTING PEAK VOLTAGES IN SUCCESSIVE CRADIAC CYCLES INDICATIVE OF HEART MUSCLE ACTIVITIES WHICH ARE SIMILAR IN SUCH SUCCESSIVE CARDIAC CYCLES AND SAID PULSE GENERATING MEANS HAVING OUTPUT PULSES COINCIDING WITH SAID PEAK VOLTAGES, AN ELECTRODE ADAPTED TO BE ELECTRICALLY CONNECTED TO A PATIENT FOR ELECTRICAL SIMULUS OF THE HEART MUSCLE, A DEFIBRALLATOR INCLUDING A CAPACITOR, A CHARGING SOURCE FOR SAID CAPACITOR, AND SWITCH MEANS MOVABLE BETWEEN ONE POSITION CONNECTING SAID CAPACITOR TO SAID CHARGING SOURCE AND A SECOND POSITION CONNECTING SAID CAPACITOR TO SAID ELECTRODE, DELAY MEANS FOR SELECTIVELY ACTUATING SAID SWITCH MEANS FROM SAID ONE POSITION THEREOF TO SAID SECOND POSITION THEREOF IN PREDETERMINED TIMED RELATION SUBSEQUENT TO ONE OF SAID OUTPUT PULSES OF THE PULSES GENERATING MEANS, AND A NORMALLY OPEN PHYSICAN-CONTROLLED SWITCH FOR CONTROLLING ACTUATION OF SAID SWITCH MEANS TO SAID SECOND POSITION THEREOF BY SAID DELAY MEANS.
Claim 2
Independent Claim
161 words
A DEVICE USEFUL IN CARDIAC THERAPY, COMPRISING IN COMBINATION, PULSE GENERATING MEANS ADAPTED TO BE CONNECTED TO A PATIENT FOR DETECTING PEAK VOLTAGES IN SUCCESSIVE CRADIAC CYCLES INDICATIVE OF HEART MUSCLE ACTIVITIES WHICH ARE SIMILAR IN SUCH SUCCESSIVE CARDIAC CYCLES AND SAID PULSE GENERATING MEANS HAVING OUTPUT PULSES COINCIDING WITH SAID PEAK VOLTAGES, AN ELECTRODE ADAPTED TO BE ELECTRICALLY CONNECTED TO A PATIENT FOR ELECTRICAL SIMULUS OF THE HEART MUSCLE, A DEFIBRALLATOR INCLUDING A CAPACITOR, A CHARGING SOURCE FOR SAID CAPACITOR, AND SWITCH MEANS MOVABLE BETWEEN ONE POSITION CONNECTING SAID CAPACITOR TO SAID CHARGING SOURCE AND A SECOND POSITION CONNECTING SAID CAPACITOR TO SAID ELECTRODE, DELAY MEANS FOR SELECTIVELY ACTUATING SAID SWITCH MEANS FROM SAID ONE POSITION THEREOF TO SAID SECOND POSITION THEREOF IN PREDETERMINED TIMED RELATION SUBSEQUENT TO ONE OF SAID OUTPUT PULSES OF THE PULSES GENERATING MEANS, AND A NORMALLY OPEN PHYSICAN-CONTROLLED SWITCH FOR CONTROLLING ACTUATION OF SAID SWITCH MEANS TO SAID SECOND POSITION THEREOF BY SAID DELAY MEANS.
References Cited (Backward Citations)
US2865365A
Cited
US2558270A
Cited
US2713120A
Cited
US2815748A
Cited
US2864371A
Cited
US2848992A
Cited
US2993178A
Cited
GB826766A
Cited
US3024783A
Cited
US3052233A
Cited
US3109430A
Cited
US3050695A
Cited
US3129704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |