US3111125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drainage device
Assignee: Individual
•
Filing: 1961-11-06
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Granted: 1963-11-19
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Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 Rudolf R Schulte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:05
CPC Classifications
A; A61; A61M; A61M27/00; A61M27/002; A61M27/006; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7884
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A DIAPHRAGM PUMP FOR USE IN DRAINING FLUID FROM ONE PORTION OF A HUMAN BODY AND TRANSFERRING IT TO ANOTHER PORTION OF THE BODY COMPRISING A CAPSULAR ENCLOSURE, AT LEAST THE UPPER PORTION OF WHICH IS FLEXIBLE, AN OUTLET CONDUIT FORMED IN THE UPPER PORTION OF THE ENCLOSURE AND OPENING THEREINTO, AN INLET CONDUIT FORMED IN THE LOWER PORTION OF THE ENCLOSURE AND OPENING THEREINTO, A RAISED SHOULDER FORMED ON THE INNER SURFACE OF THE LOWER PORTION ABOUT THE INLET OPENING, A FLEXIBLE DIAPHRAGM DISPOSED WITHIN THE ENCLOSURE, AND MEANS HOLDING THE DIAPHRAGM WITHIN THE ENCLOSURE SO AS TO SEPARATE THE UPPER PORTION FROM THE LOWER PORTION THEREOF, SAID DIAPHRAGM HAVING AN APERTURE EXTENDING THERETHROUGH, SAID APERTURE BEING DISPOSED SO AS TO BE OUT OF ALIGNMENT WITH THE INLET OPENING.
Claim 2
Dependent Claim
130 words
A DIAPHRAGM PUMP FOR USE IN DRAINING FLUID FROM ONE PORTION OF A HUMAN BODY AND TRANSFERRING IT TO ANOTHER PORTION OF THE BODY COMPRISING A CAPSULAR ENCLOSURE, AT LEAST THE UPPER PORTION OF WHICH IS FLEXIBLE, AN OUTLET CONDUIT FORMED IN THE UPPER PORTION OF THE ENCLOSURE AND OPENING THEREINTO, AN INLET CONDUIT FORMED IN THE LOWER PORTION OF THE ENCLOSURE AND OPENING THEREINTO, A RAISED SHOULDER FORMED ON THE INNER SURFACE OF THE LOWER PORTION ABOUT THE INLET OPENING, A FLEXIBLE DIAPHRAGM DISPOSED WITHIN THE ENCLOSURE, AND MEANS HOLDING THE DIAPHRAGM WITHIN THE ENCLOSURE SO AS TO SEPARATE THE UPPER PORTION FROM THE LOWER PORTION THEREOF, SAID DIAPHRAGM HAVING AN APERTURE EXTENDING THERETHROUGH, SAID APERTURE BEING DISPOSED SO AS TO BE OUT OF ALIGNMENT WITH THE INLET OPENING.
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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |