US2998289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: The General Electric Company PLC
•
Filing: 1959-12-01
•
Granted: 1961-08-29
•
Expires: 1979-12-01
Abstract
No abstract record available.
Inventors
- 👤 Runciman Robert Davidson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:27
CPC Classifications
H; H05; H05K; H05K13/00; H05K13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1169775A
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US2073328A
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US2220354A
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US2718299A
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US2544499A
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US2879585A
Cited
US2843923A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |