US3274373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam drain and reheat device
Assignee: Newport News Shipbuilding and Dry Dock Co
•
Filing: 1963-09-10
•
Granted: 1966-09-20
•
Expires: 1983-09-10
Abstract
No abstract record available.
Inventors
- 👤 James W Maddox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:45
CPC Classifications
F; F16; F16T; F16T1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A LIQUID HEATING AND VAPORIZING DEVICE COMPRISING A CLOSED BOTTOM RECEPTACLE HAVING ITS UPPER END OPEN AND ADAPTED TO BE CONNECTED TO AND IN COMMUNICATION WITH THE LOW POINT OF A VAPOR CONTAINER, SAID RECEPTACLE COMPRISING UPPER AND LOWER SECTIONS, JOINED IN A HERMETICALLY SEALED JOINT, AN OPEN ENDED CONICAL BAFFLE IN SAID RECEPTACLE, MEANS SUPPORTING SAID BAFFLE IN SPACED RELATION TO THE BOTTOM AND SIDES OF THE RECEPTACLE, SAID MEANS INCLUDING RADIALLY EXTENDING ARMS ON SAID BAFFLE, THE ENDS OF WHICH ARE SECURED TO THE SIDES OF THE RECEPTACLE AT SAID JOINT, AND ELECTRICALLY CONTROLLED HEATING AND VAPORIZING MEANS POSITIONED IN SAID RECEPTACLE BENEATH THE SAID BAFFLE AND SUBSTANTIALLY WITHIN THE VERTICAL PORJECTION OF THE PERIPHERAL LOWER EDGE THEREOF.
Claim 2
Dependent Claim
120 words
A LIQUID HEATING AND VAPORIZING DEVICE COMPRISING A CLOSED BOTTOM RECEPTACLE HAVING ITS UPPER END OPEN AND ADAPTED TO BE CONNECTED TO AND IN COMMUNICATION WITH THE LOW POINT OF A VAPOR CONTAINER, SAID RECEPTACLE COMPRISING UPPER AND LOWER SECTIONS, JOINED IN A HERMETICALLY SEALED JOINT, AN OPEN ENDED CONICAL BAFFLE IN SAID RECEPTACLE, MEANS SUPPORTING SAID BAFFLE IN SPACED RELATION TO THE BOTTOM AND SIDES OF THE RECEPTACLE, SAID MEANS INCLUDING RADIALLY EXTENDING ARMS ON SAID BAFFLE, THE ENDS OF WHICH ARE SECURED TO THE SIDES OF THE RECEPTACLE AT SAID JOINT, AND ELECTRICALLY CONTROLLED HEATING AND VAPORIZING MEANS POSITIONED IN SAID RECEPTACLE BENEATH THE SAID BAFFLE AND SUBSTANTIALLY WITHIN THE VERTICAL PORJECTION OF THE PERIPHERAL LOWER EDGE THEREOF.
References Cited (Backward Citations)
US1625989A
Cited
US1158586A
Cited
FR490683A
Cited
US1276573A
Cited
US1887533A
Cited
US1913923A
Cited
US2266016A
Cited
US2464013A
Cited
US2663787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |