US2637943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Realigning method and apparatus
Assignee: Corning Glass Works
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Filing: 1950-03-09
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Granted: 1953-05-12
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Expires: 1970-03-09
Abstract
No abstract record available.
Inventors
- 👤 Francis R Painter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:46
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2059707A
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US2398525A
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US2410345A
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US2494870A
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US2485769A
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US2492162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |