US3605737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preventing blood clots in the legs of hospital patinets and the like
Assignee: Individual
•
Filing: 1969-05-28
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Granted: 1971-09-20
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Expires: 1989-05-28
Abstract
Abstract DESCRIBED IS A DEVICE, IN THE FORM OF AN ELASTIC LEGGING EXTENDING ALONG THE LENGTH OF THE LEG FOR MINIMIZING THE POSSIBILITY OF FORMING CLOTS IN THE LEGS OF A BEDRIDDEN PATIENT. THE LEGGING IS PROVIDED WITH ELONGATED CUSHIONING MEANS, PREFERABLY A PAIR OF SPACED RESILIENT CUSHIONS FORMED FROM FOAM RUBBER TO INFLATABLE BALOON MEMBERS WHICH EXTEND ALONG THE BACKSIDE OF THE LEG ON EITHER SIDE OF THE CENTER THEREOF WHEREBY NO PRESSURE IS EXERTED ON THE CENTRAL POSTERIOR ARTERIES OR VEINS OF THE LEG WHERE BLOOD CLOTS ARE LIKELY TO OCCUR.
Inventors
- 👤 Bernard H Berman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:00
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/06; A61F13/08
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |