US2855453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for heating and cooling electrical batteries
Assignee: Individual
•
Filing: 1954-02-09
•
Granted: 1958-10-07
•
Expires: 1974-02-09
Abstract
No abstract record available.
Inventors
- 👤 Eidensohn Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:57
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/60; H01M10/61; H01M10/613; H01M10/615; H01M10/65; H01M10/655; H01M10/6553; H01M10/6556; H01M10/656; H01M10/6567; H01M10/6551; H01M10/6568; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US470260A
Cited
US563972A
Cited
US854312A
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US1587425A
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US1926157A
Cited
DE717389C
Cited
US2666091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |