Patent US2540016A successfully refreshed from Google Patents.
US2540016A
Expired / Lapsed
US
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Electrical system
Assignee: Lanteris Space LLC
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Filing: 1948-03-17
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Granted: 1951-01-30
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Expires: 1968-03-17
Abstract
No abstract record available.
Inventors
- 👤 David E Sunstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:52
CPC Classifications
H; H03; H03K; H03K29/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2096985A
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US2075140A
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US2287296A
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US2404106A
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US2462263A
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US2455532A
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US2496633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |