Patent US2805749A successfully refreshed from Google Patents.
US2805749A
Expired / Lapsed
US
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Tabulating mechanism for recording apparatus
Assignee: Individual
•
Filing: 1951-08-07
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Granted: 1957-09-10
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Expires: 1971-08-07
Abstract
No abstract record available.
Inventors
- 👤 Edward E Kleinschmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:12
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/18; H04L13/186; B; B41; B41J; B41J25/00; B41J25/02; B41J25/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US844756A
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US839503A
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US1137146A
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US1054875A
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US2182125A
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US2303875A
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US2312676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |