Patent US2659015A successfully refreshed from Google Patents.
US2659015A
Expired / Lapsed
US
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X-ray apparatus
Assignee: George W Borg Corp
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Filing: 1949-10-19
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Granted: 1953-11-10
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Expires: 1969-10-19
Abstract
No abstract record available.
Inventors
- 👤 William M Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:44
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2094103A
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US2193071A
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US2339902A
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US2368798A
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US2492281A
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US2488168A
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US2488167A
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US2477298A
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US2494218A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |