US3075515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood flow meter
Assignee: Individual
•
Filing: 1958-10-17
•
Granted: 1963-01-29
•
Expires: 1978-10-17
Abstract
No abstract record available.
Inventors
- 👤 Albert M Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:39
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/68; G01F1/696; A; A61; A61B; A61B5/00; A61B5/02; A61B5/026; A61B5/0275; A61B5/028; G01F1/684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN APPARATUS FOR MEASURING THE FLOW OF BLOOD IN THE HUMAN BODY INCLUDING A CATHETER TUBE, A SENSOR MOUNTED ON THE END OF SAID TUBE, SAID SENSOR HAVING A CLOSED EXTREMITY, SAID SENSOR INCLUDING ELECTRICAL MEANS ON THE OUTER PERIPHERY THEREOF FOR MEASURING FLUID FLOW ADAPTED TO BE SUPPORTED IN THE PATH OF FLOW OF THE BLOOD, CONDUCTORS CONNECTED TO SAID SENSOR AND EXTENDING THROUGH SAID CATHETER TUBE, AND INDICATOR MEANS CONNECTED TO SAID CONDUCTORS FOR INDICATING VARIATIONS IN FLUID FLOW AS WELL AS FLUID VOLUME.
Claim 2
Independent Claim
86 words
AN APPARATUS FOR MEASURING THE FLOW OF BLOOD IN THE HUMAN BODY INCLUDING A CATHETER TUBE, A SENSOR MOUNTED ON THE END OF SAID TUBE, SAID SENSOR HAVING A CLOSED EXTREMITY, SAID SENSOR INCLUDING ELECTRICAL MEANS ON THE OUTER PERIPHERY THEREOF FOR MEASURING FLUID FLOW ADAPTED TO BE SUPPORTED IN THE PATH OF FLOW OF THE BLOOD, CONDUCTORS CONNECTED TO SAID SENSOR AND EXTENDING THROUGH SAID CATHETER TUBE, AND INDICATOR MEANS CONNECTED TO SAID CONDUCTORS FOR INDICATING VARIATIONS IN FLUID FLOW AS WELL AS FLUID VOLUME.
References Cited (Backward Citations)
US2729976A
Cited
US2586060A
Cited
US2634721A
Cited
US2728337A
Cited
US2832018A
Cited
US2892347A
Cited
US2916914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |