Patent US3089482A successfully refreshed from Google Patents.
US3089482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the volume of air and the distribution of blood in the body
Assignee: Individual
•
Filing: 1959-05-28
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Granted: 1963-05-14
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Expires: 1979-05-28
Abstract
No abstract record available.
Inventors
- 👤 Gray Reuben Flanagan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:02
CPC Classifications
B; B64; B64D; B64D10/00; A; A61; A61B; A61B5/00; A61B5/16; A61B5/18; B64D2010/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
PRESSURE BREATHING APPARATUS COMPRISING: AN ENCLOSED RIGID WALL CONTAINER INCLUDING A HEAD PORTION SHAPED TO HOUSE A SUBJECT, AN INCOMPRESSIBLE LIQUID HAVING A DENSITY APPROXIMATING THAT OF THE SUBJECT''S BLOOD FILLING THE SPACE IN SAID CONTAINER UNOCCUPIED BY THE SUBJECT FOR COMPLETELY IMMERSING THE SUBJECT THEREIN, AND RESPIRATORY MEANS EXTENDING INTO SAID HEAD PORTION AND ADAPTED FOR SUPPLYING TO THE IMMERSED SUBJECT PRESSURED AIR CYCLICALLY VARYING BETWEEN PRESELECTED LIMITS ABOVE AMBIENT ATMOSPHERIC PRESSURE.
Claim 2
Dependent Claim
73 words
PRESSURE BREATHING APPARATUS COMPRISING: AN ENCLOSED RIGID WALL CONTAINER INCLUDING A HEAD PORTION SHAPED TO HOUSE A SUBJECT, AN INCOMPRESSIBLE LIQUID HAVING A DENSITY APPROXIMATING THAT OF THE SUBJECT''S BLOOD FILLING THE SPACE IN SAID CONTAINER UNOCCUPIED BY THE SUBJECT FOR COMPLETELY IMMERSING THE SUBJECT THEREIN, AND RESPIRATORY MEANS EXTENDING INTO SAID HEAD PORTION AND ADAPTED FOR SUPPLYING TO THE IMMERSED SUBJECT PRESSURED AIR CYCLICALLY VARYING BETWEEN PRESELECTED LIMITS ABOVE AMBIENT ATMOSPHERIC PRESSURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |