Patent US3338052A successfully refreshed from Google Patents.
US3338052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High recovery condenser
Assignee: Westinghouse Electric Corp
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Filing: 1965-10-22
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Granted: 1967-08-29
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Paul C Holden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:06
CPC Classifications
F; F01; F01K; F01K11/00; F01K11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A SURFACE CONDENSER COMPRISING A SHELL STRUCTURE DEFINING A CHAMBER AND HAVING AN INLET OPENING FOR ADMITTING VAPOR TO SAID CHAMBER, A TUBE FIELD HAVING A GROUP OF ELONGATED TUBE DISPOSED IN SAID CHAMBER AND IN CLOSELY SPACED RELATION WITH EACH OTHER, SAID TUBE FIELD HAVING A PERIPHERAL PORTION SPACED FROM SAID SHELL STRUCTURE AND JOINTLY THEREWITH DEFINING A VAPOR FLOW LANE,
Claim 2
Dependent Claim
62 words
A SURFACE CONDENSER COMPRISING A SHELL STRUCTURE DEFINING A CHAMBER AND HAVING AN INLET OPENING FOR ADMITTING VAPOR TO SAID CHAMBER, A TUBE FIELD HAVING A GROUP OF ELONGATED TUBE DISPOSED IN SAID CHAMBER AND IN CLOSELY SPACED RELATION WITH EACH OTHER, SAID TUBE FIELD HAVING A PERIPHERAL PORTION SPACED FROM SAID SHELL STRUCTURE AND JOINTLY THEREWITH DEFINING A VAPOR FLOW LANE,
References Cited (Backward Citations)
US1502256A
Cited
US1713534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |