US3370153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric heating apparatus for warming a parenteral fluid
Assignee: Dupaco Inc
•
Filing: 1964-03-06
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Granted: 1968-02-20
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Expires: 1984-03-06
Abstract
No abstract record available.
Inventors
- 👤 Fresne Armand F Du
- 👤 Walter H Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:58
CPC Classifications
F; F24; F24H; F24H1/00; F24H1/10; F24H1/12; F24H1/14; F24H1/16; F24H1/162; A; A61; A61M; A61M5/00; A61M5/44; A61M2205/00; A61M2205/36; A61M2205/3653
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
APPARATUS FOR WARMING A CIRCULATING FLUID COMPRISING A METALLIC BLOCK DEFINING THEREIN AN UPWARDLY OPEN CAVITY HAVING WALLS AND ADAPTED TO RECEIVE A QUANTITY OF LIQUID, MEANS FOR HEATING THE BLOCK AND LIQUID RECEIVED IN THE CAVITY, CONTROL MEANS DISPOSED IN THE BLOCK OPERATIVELY COUPLED TO THE HEATING MEANS FOR CONTROLLING THE HEATING MEANS TO MAINTAIN THE BLOCK AND LIQUID DISPOSED IN THE CAVITY AT A PREDETERMINED TEMPERATURE, A RESILIENT
Claim 2
Dependent Claim
70 words
APPARATUS FOR WARMING A CIRCULATING FLUID COMPRISING A METALLIC BLOCK DEFINING THEREIN AN UPWARDLY OPEN CAVITY HAVING WALLS AND ADAPTED TO RECEIVE A QUANTITY OF LIQUID, MEANS FOR HEATING THE BLOCK AND LIQUID RECEIVED IN THE CAVITY, CONTROL MEANS DISPOSED IN THE BLOCK OPERATIVELY COUPLED TO THE HEATING MEANS FOR CONTROLLING THE HEATING MEANS TO MAINTAIN THE BLOCK AND LIQUID DISPOSED IN THE CAVITY AT A PREDETERMINED TEMPERATURE, A RESILIENT
References Cited (Backward Citations)
US301931A
Cited
US311552A
Cited
CH17621A
Cited
US1917331A
Cited
US2087586A
Cited
FR894908A
Cited
US2524522A
Cited
US2590442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |