US3095872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood pressure measurement
Assignee: Cutler Hammer Inc
•
Filing: 1959-11-27
•
Granted: 1963-07-02
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Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Walter E Tolles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:00
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/02133; A61B5/026; A61B5/0285; A61B7/00; A61B7/02; A61B7/04; A61B7/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
APPARTUS FOR CONTINUOUSLY MEASURING ARTERIAL BLOOD PRESSURE WHICH COMPRISES TRANSMITTING TRANSDUCER MEANS AND DRIVING SOURCE FOR EXTERNALLY IMPRESSING AN ALTERNATING SUBSTANTIALLY SYMMETRICAL CONTINUOUS-WAVE PRESSURE VARIATION ON THE ARTERIAL BLOOD STREAM AT A FREQUENCY SUBSTANTIALLY HIGHER THAN THE FREQUENCY OF HEART CONTRACTION AND WITH AN AMPLITUDE WHICH IS SUBSTANTIALLY SMALLER THAN THE NORMAL ARTERIAL BLOOD PRESSURES, WHERE BY THE IMPRESSED CONTINUOUS-WAVE PRESSURE VARIATION IS PHASE-MODULATED IN ACCORDANCE WITH THE ARTERIAL BLOOD PRESSURE OVER THE HEART BEAT CYCLE AS THE CONTINUOUS-WAVE PRESSURE VARIATION TRAVELS ALONG THE ARTERY, RECEIVER TRANSDUCER MEANS EXTERNALLY POSITIONED OVER THE ARTERIAL BLOOD STREAM AND
Claim 2
Dependent Claim
96 words
APPARTUS FOR CONTINUOUSLY MEASURING ARTERIAL BLOOD PRESSURE WHICH COMPRISES TRANSMITTING TRANSDUCER MEANS AND DRIVING SOURCE FOR EXTERNALLY IMPRESSING AN ALTERNATING SUBSTANTIALLY SYMMETRICAL CONTINUOUS-WAVE PRESSURE VARIATION ON THE ARTERIAL BLOOD STREAM AT A FREQUENCY SUBSTANTIALLY HIGHER THAN THE FREQUENCY OF HEART CONTRACTION AND WITH AN AMPLITUDE WHICH IS SUBSTANTIALLY SMALLER THAN THE NORMAL ARTERIAL BLOOD PRESSURES, WHERE BY THE IMPRESSED CONTINUOUS-WAVE PRESSURE VARIATION IS PHASE-MODULATED IN ACCORDANCE WITH THE ARTERIAL BLOOD PRESSURE OVER THE HEART BEAT CYCLE AS THE CONTINUOUS-WAVE PRESSURE VARIATION TRAVELS ALONG THE ARTERY, RECEIVER TRANSDUCER MEANS EXTERNALLY POSITIONED OVER THE ARTERIAL BLOOD STREAM AND
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |