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US2561881A
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Assignee: General Electric Co
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Filing: 1945-09-13
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Granted: 1951-07-24
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Expires: 1965-09-13
Abstract
No abstract record available.
Inventors
- 👤 Robert L Oetting
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:05
CPC Classifications
G; G01; G01D; G01D13/00; G01D13/02; G01D13/12; G01D13/20; Y; Y10; Y10S; Y10S116/00; Y10S116/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE378494C
Cited
US1646763A
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US2091342A
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US2097625A
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US2159095A
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US2413848A
Cited
US2426713A
Cited
US2430616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |