Patent US3004818A successfully refreshed from Google Patents.
US3004818A
Expired / Lapsed
US
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Autographic recorder arrangement
Assignee: Digital Kienzle Computersysteme GmbH and Co KG
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Filing: 1959-11-23
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Granted: 1961-10-17
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Expires: 1979-11-23
Abstract
No abstract record available.
Inventors
- 👤 Delfs Heinz Hermann Franz
- 👤 Vogtlin Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:00
CPC Classifications
G; G07; G07C; G07C5/00; G07C5/08; G07C5/12
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) | 1964-10-16 | 1965-04-17 | 1965-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-16 | 1969-04-17 | 1969-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-16 | 1973-04-17 | 1973-10-17 | $7700.00 | Window Closed / Lapsed |