US2814248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Duplicating machines
Assignee: Scriptomatic Inc
•
Filing: 1954-06-24
•
Granted: 1957-11-26
•
Expires: 1974-06-24
Abstract
No abstract record available.
Inventors
- 👤 Federwitz Theodore Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:15
CPC Classifications
B; B41; B41L; B41L45/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2206841A
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US2432133A
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US2589789A
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US2635538A
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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) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |