US2668875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data recording system
Assignee: Individual
•
Filing: 1948-06-08
•
Granted: 1954-02-09
•
Expires: 1968-06-08
Abstract
No abstract record available.
Inventors
- 👤 Shepherd Judson O'd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:32
CPC Classifications
G; G06; G06Q; G06Q40/00; G06Q40/12; G06F; G06F9/00; G06F9/04; G06Q50/00; G06Q50/60; Y; Y10; Y10S; Y10S707/00; Y10S707/99951; Y10S707/99952; Y10S707/99953; Y10S707/99955
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2258106A
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US2348535A
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US2317632A
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US2247905A
Cited
US2629016A
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US2446479A
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US2513112A
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US2446186A
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US2536664A
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US2436512A
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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) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |