US2889546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic counter readout device
Assignee: Toledo Scale Corp
•
Filing: 1954-05-21
•
Granted: 1959-06-02
•
Expires: 1974-05-21
Abstract
No abstract record available.
Inventors
- 👤 Robert E Bell
- 👤 Clarence S Simonds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:38
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/27; G06M1/276; H; H03; H03K; H03K21/00; H03K21/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2736016A
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US1933650A
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US2481780A
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US2697551A
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US2476673A
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US2630552A
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US2591555A
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US2533242A
Cited
US2727222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |