US2606941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary cell and battery
Assignee: Individual
•
Filing: 1946-05-21
•
Granted: 1952-08-12
•
Expires: 1966-05-21
Abstract
No abstract record available.
Inventors
- 👤 Ruben Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:26
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/12; Y; Y10; Y10S; Y10S220/00; Y10S220/27
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE14929E
Cited
US373064A
Cited
US408138A
Cited
US413438A
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US503415A
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DE60860C
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US680848A
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FR380707A
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US1137226A
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US1219074A
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GB191516471A
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GB129423A
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FR513744A
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US1500027A
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US1611153A
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US1997367A
Cited
US2174437A
Cited
CH224484A
Cited
US2307766A
Cited
US2399089A
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US2509249A
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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) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |