Patent US2997154A successfully refreshed from Google Patents.
US2997154A
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Data handling apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1959-02-27
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Granted: 1961-08-22
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Expires: 1979-02-27
Abstract
No abstract record available.
Inventors
- 👤 James J Lahm
- 👤 Dale W Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:18
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/042; G05B2219/00; G05B2219/20; G05B2219/23; G05B2219/23304; G05B2219/23311; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896; Y10T483/00; Y10T483/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |