Patent US2984017A successfully refreshed from Google Patents.
US2984017A
Expired / Lapsed
US
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Apparatus for assisting an operator in performing a skill
Assignee: Gemalto Terminals Ltd
•
Filing: 1957-08-30
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Granted: 1961-05-16
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Expires: 1977-08-30
Abstract
No abstract record available.
Inventors
- 👤 Andrew G S Pask
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:12
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G09; G09B; G09B5/00; G09B9/00
Claims Analysis
Total Claims: 0
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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) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |