US3311268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intravenous feed bottle
Assignee: Roehr Products Co Inc
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Filing: 1964-11-16
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Granted: 1967-03-28
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Expires: 1984-11-16
Abstract
No abstract record available.
Inventors
- 👤 Mack R Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:36
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/05; A61M; A61M5/00; A61M5/14; A61M5/36; A61M5/1411; Y; Y10; Y10T; Y10T137/00; Y10T137/5762; Y10T137/5835
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
LIQUID DISPENSING APPARATUS COMPRISING: WALL MEANS DEFINING A SPACE FOR CONTAINING A LIQUID; MEANS DEFINING A DRIP COUNT CHAMBER; INLET MEANS FOR CONDUCTING LIQUID FROM SAID SPACE TO FALL INTO SAID CHAMBER IN DROP FORM AND FORM A POOL OF SAID LIQUID IN THE LOWER PORTION OF THE CHAMBER; OUTLET MEANS FOR CONDUCTING THE LIQUID FROM SAID LOWER PORTION OF THE CHAMBER; BAFFLE MEANS IN SAID CHAMBER FOR EFFECTIVELY PRECLUDING THE FORMING OF AIR BUBBLES IN THE LIQUID AS A RESULT OF THE DELIVERY OF THE LIQUID DROPS TO SAID POOL; AND MEANS FOR ADJUSTABLY POSITIONING SAID BAFFLE IN SAID CHAMBER.
Claim 2
Dependent Claim
101 words
LIQUID DISPENSING APPARATUS COMPRISING: WALL MEANS DEFINING A SPACE FOR CONTAINING A LIQUID; MEANS DEFINING A DRIP COUNT CHAMBER; INLET MEANS FOR CONDUCTING LIQUID FROM SAID SPACE TO FALL INTO SAID CHAMBER IN DROP FORM AND FORM A POOL OF SAID LIQUID IN THE LOWER PORTION OF THE CHAMBER; OUTLET MEANS FOR CONDUCTING THE LIQUID FROM SAID LOWER PORTION OF THE CHAMBER; BAFFLE MEANS IN SAID CHAMBER FOR EFFECTIVELY PRECLUDING THE FORMING OF AIR BUBBLES IN THE LIQUID AS A RESULT OF THE DELIVERY OF THE LIQUID DROPS TO SAID POOL; AND MEANS FOR ADJUSTABLY POSITIONING SAID BAFFLE IN SAID CHAMBER.
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |