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US2774290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic copying machines
Assignee: Individual
•
Filing: 1952-04-10
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Granted: 1956-12-18
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Expires: 1972-04-10
Abstract
No abstract record available.
Inventors
- 👤 Jackson F Mormann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:23
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/30; G03B27/303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1709320A
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US1676495A
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US1958727A
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US2220526A
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US2371925A
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US2373040A
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US2574215A
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US2600469A
Cited
GB643566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |