US3057944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric battery
Assignee: Exide Technologies LLC
•
Filing: 1959-12-21
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Granted: 1962-10-09
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Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 Ruetschi Paul
- 👤 Boris D Cahan
- 👤 Herbert William Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:26
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/24; H01M10/32; H01M10/26; H01M4/00; H01M4/02; H01M4/24; H01M4/34; H01M4/62; H01M4/36; H01M4/48; H01M4/54; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A SILVER BATTERY ELECTRODE INCLUDING IN AN AMOUNT OF FROM ABOUT 0.001 GRAMS TO ABOUT 0.2 GRAM PER GRAM OF SILVER, A SURFACE ACTIVE HETEROPOLAR COMPOUND HAVING A MOLECULAR STRUCTURE SUCH THAT ONE END OF THE MOLECULE IS HYDROPHOBIC IN NATURE AND IS SELECTED FROM THE GROUP CONSISTING OF AROMATIC ALICYLIC, HETEROCYCLIC AND ALIPHATIC GROUPS AND THE OTHER END OF THE MOLECULE CONSISTS OF A SURFACE ACTIVE GROUP HAVING NO MORE THAN TEN CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
81 words
A SILVER BATTERY ELECTRODE INCLUDING IN AN AMOUNT OF FROM ABOUT 0.001 GRAMS TO ABOUT 0.2 GRAM PER GRAM OF SILVER, A SURFACE ACTIVE HETEROPOLAR COMPOUND HAVING A MOLECULAR STRUCTURE SUCH THAT ONE END OF THE MOLECULE IS HYDROPHOBIC IN NATURE AND IS SELECTED FROM THE GROUP CONSISTING OF AROMATIC ALICYLIC, HETEROCYCLIC AND ALIPHATIC GROUPS AND THE OTHER END OF THE MOLECULE CONSISTS OF A SURFACE ACTIVE GROUP HAVING NO MORE THAN TEN CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF
References Cited (Backward Citations)
US2063524A
Cited
US2428850A
Cited
US2795638A
Cited
US2887522A
Cited
US2960559A
Cited
US2960558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |