Patent US2982594A successfully refreshed from Google Patents.
US2982594A
Expired / Lapsed
US
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Tachograph
Assignee: Digital Kienzle Computersysteme GmbH and Co KG
•
Filing: 1955-07-07
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Granted: 1961-05-02
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Expires: 1975-07-07
Abstract
No abstract record available.
Inventors
- 👤 Riegger Paul
- 👤 Vogtlin Karl
- 👤 Becker August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:34
CPC Classifications
G; G01; G01P; G01P1/00; G01P1/12; G01P1/122; G01P1/125; G07; G07C; G07C5/00; G07C5/08; G07C5/12
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) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |