US3041491A
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Assignee: International Business Machines Corp
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Filing: 1959-05-25
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Granted: 1962-06-26
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Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Anthony B Cistola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:58
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/26; G; G09; G09F; G09F9/00; G09F9/30; G09G; G09G3/00; G09G3/04; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J17/49; H01J17/491; H01J31/00; H01J31/08; H01J31/10; H01J31/12; H01J31/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2769939A
Cited
US2632128A
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US2783408A
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US2848638A
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US2878407A
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US2922993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |