US2650290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyer system for induction heating
Assignee: Westinghouse Electric Corp
•
Filing: 1949-09-20
•
Granted: 1953-08-25
•
Expires: 1969-09-20
Abstract
No abstract record available.
Inventors
- 👤 Paul D Newhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:50
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/10; H05B6/101; H05B6/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911046A
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US1831530A
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US2109323A
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US2403800A
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US2321189A
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GB598926A
Cited
US2506425A
Cited
US2504815A
Cited
US2476935A
Cited
US2456962A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |