US2583580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web register control system
Assignee: Askania Regulator Co
•
Filing: 1947-01-08
•
Granted: 1952-01-29
•
Expires: 1967-01-08
Abstract
No abstract record available.
Inventors
- 👤 John W Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:10
CPC Classifications
B; B41; B41F; B41F13/00; B41F13/08; B41F13/10; B41F13/12; B41F13/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2105598A
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US2151570A
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US2414430A
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US2105185A
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US2206695A
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US2262362A
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US2250209A
Cited
US2230715A
Cited
US2396706A
Cited
US2427771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |