US2713330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor generating and superheating apparatus
Assignee: Foster Wheeler Inc
•
Filing: 1951-03-27
•
Granted: 1955-07-19
•
Expires: 1971-03-27
Abstract
No abstract record available.
Inventors
- 👤 Taylor Anthony James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:24
CPC Classifications
F; F22; F22G; F22G5/00; F22G5/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249502A
Cited
US1439862A
Cited
DE612230C
Cited
US2133991A
Cited
US2319223A
Cited
US2320911A
Cited
GB575509A
Cited
US2623507A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-18 | 1959-01-17 | 1959-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-18 | 1963-01-17 | 1963-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-18 | 1967-01-17 | 1967-07-19 | $7700.00 | Window Closed / Lapsed |