US2773931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing telegraph apparatus
Assignee: EDWARD E KLEINSCHMIDT
•
Filing: 1951-08-15
•
Granted: 1956-12-11
•
Expires: 1971-08-15
Abstract
No abstract record available.
Inventors
- 👤 Edward E Kleinschmidt
- 👤 Edward F Kleinschmidt
- 👤 Carl P Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:18
CPC Classifications
H; H04; H04L; H04L17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2521750A
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US2615980A
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US2505153A
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US2606641A
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US2505729A
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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) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |