Patent FR1374721A successfully refreshed from Google Patents.
US3291122A
Expired / Lapsed
US
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Respirator with nebulizer
Assignee: Individual
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Filing: 1963-10-24
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Granted: 1966-12-13
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Expires: 1983-10-24
Abstract
No abstract record available.
Inventors
- 👤 Engstrom Carl-Gunnar Daniel
- 👤 Herzog Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:39
CPC Classifications
B; B05; B05B; B05B17/00; B05B17/04; B05B17/06; B05B17/0607; B05B17/0615; A; A61; A61M; A61M16/00; A61M16/10; A61M16/14; A61M16/18; A61M15/00; A61M15/0085; A61M16/0057; A61M16/0081; A61M16/0087; A61M16/009; A61M16/0093; A61M16/021; A61M16/08; A61M16/0866; A61M16/104; A61M16/16; A61M16/162; A61M16/164; A61M16/165; A61M16/167; A61M16/0078
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
RESPIRATOR FOR ARTICIAL BREATHING AND FOR NARCOSIS OF THE TYPE COMPRISING A CONDUIT SYSTEM FOR THE RESPIRATORY GAS, INCLUDING A LUNG ATTACHMENT ADAPTED TO CONNECT SAID SYSTEM WITH THE LUNGS OF A PATIENT; A GAS PROPELLING MEANS PROMOTING THE FLOW OF RESPIRATORY GAS IN THE SYSTEM AND LUNGS, THEREBY PERIODICALLY ESTABLISHING IN AT LEAST A HIGH PRESSURE PORTION OF SAID SYSTEM INCLUDING SAID LUNG ATTACHMENT ALTERNATIVELY A RELATIVELY HIGH GAS PRESSURE AND A RELATIVELY LOW GAS PRESSURE; A NEBULIZER INCORPORATED IN SAID HIGH PRESSURE PORTION OF SAID SYSTEM, SAID NEBULIZER COMPRISING A NEBULIZING CHAMBER INCLUDING A GAS SPACE, A GAS INLET AND A GAS OUTLET CONNECTING SAID GAS SPACE WITH SAID GAS PROPELLING MEANS AND SAID LUNG ATTACHMENT, RESPECTIVELY, A SUPERSONIC VIBRATOR LOCATED IN SAID CHAMBER, A LIQUID SUPPLY CONDUIT FOR SUPPLYING LIQUID TO BE NEBULIZED TO SAID CHAMBER, SAID CONDUIT HAVING AN OPENING INTO SAID CHAMBER EXPOSED TO PRESSURE VARIATIONS IN SAID CHAMBER, AND MEANS FOR HAMPERING REVERSE FLOW IN AT LEAST THAT PORTION OF SAID LIQUID SUPPLY CONDUIT WHICH IS ADJACENT ITS OPENING IN SAID CHAMBER.
Claim 2
Dependent Claim
178 words
RESPIRATOR FOR ARTICIAL BREATHING AND FOR NARCOSIS OF THE TYPE COMPRISING A CONDUIT SYSTEM FOR THE RESPIRATORY GAS, INCLUDING A LUNG ATTACHMENT ADAPTED TO CONNECT SAID SYSTEM WITH THE LUNGS OF A PATIENT; A GAS PROPELLING MEANS PROMOTING THE FLOW OF RESPIRATORY GAS IN THE SYSTEM AND LUNGS, THEREBY PERIODICALLY ESTABLISHING IN AT LEAST A HIGH PRESSURE PORTION OF SAID SYSTEM INCLUDING SAID LUNG ATTACHMENT ALTERNATIVELY A RELATIVELY HIGH GAS PRESSURE AND A RELATIVELY LOW GAS PRESSURE; A NEBULIZER INCORPORATED IN SAID HIGH PRESSURE PORTION OF SAID SYSTEM, SAID NEBULIZER COMPRISING A NEBULIZING CHAMBER INCLUDING A GAS SPACE, A GAS INLET AND A GAS OUTLET CONNECTING SAID GAS SPACE WITH SAID GAS PROPELLING MEANS AND SAID LUNG ATTACHMENT, RESPECTIVELY, A SUPERSONIC VIBRATOR LOCATED IN SAID CHAMBER, A LIQUID SUPPLY CONDUIT FOR SUPPLYING LIQUID TO BE NEBULIZED TO SAID CHAMBER, SAID CONDUIT HAVING AN OPENING INTO SAID CHAMBER EXPOSED TO PRESSURE VARIATIONS IN SAID CHAMBER, AND MEANS FOR HAMPERING REVERSE FLOW IN AT LEAST THAT PORTION OF SAID LIQUID SUPPLY CONDUIT WHICH IS ADJACENT ITS OPENING 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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |