US3064502A
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Assignee: International Business Machines Corp
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Filing: 1961-08-08
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Granted: 1962-11-20
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Expires: 1981-08-08
Abstract
No abstract record available.
Inventors
- 👤 Donald G Pittwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:15
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/155; B23Q3/1552; B23Q3/15553; Y; Y10; Y10S; Y10S279/00; Y10S279/90; Y10T; Y10T279/00; Y10T279/17; Y10T279/17957; Y10T279/17965; Y10T408/00; Y10T408/83; Y10T408/94; Y10T483/00; Y10T483/17; Y10T483/1733; Y10T483/1736; Y10T483/1743
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |