US2890261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separator for electric batteries
Assignee: Yardney International Corp
•
Filing: 1955-07-12
•
Granted: 1959-06-09
•
Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Andre Henri Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:37
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/40; H01M50/409; H01M50/449; H01M50/457; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN AN ELECTROCHEMICAL BATTERY, IN COMBINATION, A CASING, A PLURALITY OF ELECTRODE PAIRS IN SAID CASING, EACH OF SAID PAIRS COMPRISING A FIRST ELECTRODE OF ONE POLARITY AND A SMALLER SECOND ELECTRODE OF THE OPPOSITE POLARITY IN CONDUCTIVE CONTACT WITH SAID FIRST ELECTRODE, SAID FIRST ELECTRODE MAKING CONTACT ALONG ITS PERIPHERY WITH SAID CASING AND BEING PROVIDED WITH AN INTEGRAL FORMATION MAINTAINING SAID SECOND ELECTRODE OUT OF CONTACT WITH SAID CASING, AND SEPARATOR MEANS INSERTED BETWEEN ADJECENT ELECTRODE PAIRS IN CONTACT WITH SAID FIRST ELECTRODE OF ONE PAIR AND WITH SAID SECOND ELECTRODE OF ANOTHER PAIR, SAID SEPARATOR MEANS INCLUDING A PLURALITY
Claim 2
Dependent Claim
102 words
IN AN ELECTROCHEMICAL BATTERY, IN COMBINATION, A CASING, A PLURALITY OF ELECTRODE PAIRS IN SAID CASING, EACH OF SAID PAIRS COMPRISING A FIRST ELECTRODE OF ONE POLARITY AND A SMALLER SECOND ELECTRODE OF THE OPPOSITE POLARITY IN CONDUCTIVE CONTACT WITH SAID FIRST ELECTRODE, SAID FIRST ELECTRODE MAKING CONTACT ALONG ITS PERIPHERY WITH SAID CASING AND BEING PROVIDED WITH AN INTEGRAL FORMATION MAINTAINING SAID SECOND ELECTRODE OUT OF CONTACT WITH SAID CASING, AND SEPARATOR MEANS INSERTED BETWEEN ADJECENT ELECTRODE PAIRS IN CONTACT WITH SAID FIRST ELECTRODE OF ONE PAIR AND WITH SAID SECOND ELECTRODE OF ANOTHER PAIR, SAID SEPARATOR MEANS INCLUDING A PLURALITY
References Cited (Backward Citations)
US1480764A
Cited
US2511887A
Cited
US1920151A
Cited
US2505835A
Cited
US2655552A
Cited
GB701643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |