US2591698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoran mechanical straight-line computer
Assignee: Individual
•
Filing: 1947-01-15
•
Granted: 1952-04-08
•
Expires: 1967-01-15
Abstract
No abstract record available.
Inventors
- 👤 James E Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:34
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/02; G01S1/08; G01S1/20; G01S1/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US422104A
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US1191906A
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GB300697A
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US1779818A
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US1930945A
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GB543886A
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US2341418A
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US2427219A
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US2427220A
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US2422025A
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US2366772A
Cited
US2526287A
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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) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |