Patent US2247014A successfully refreshed from Google Patents.
US2247014A
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Tabulating and margin setting mechanism
Assignee: Olympia Bueromaschinenwerke AG
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Filing: 1938-04-02
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Granted: 1941-06-24
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Expires: 1958-04-02
Abstract
No abstract record available.
Inventors
- 👤 Demmel Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:00
CPC Classifications
B; B41; B41J; B41J29/00; B41J29/50; B41J21/00; B41J21/04
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) | 1944-06-23 | 1944-12-23 | 1945-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-06-23 | 1948-12-23 | 1949-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-06-23 | 1952-12-23 | 1953-06-24 | $7700.00 | Window Closed / Lapsed |