US2862157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic capacitors
Assignee: AT&T Inc
•
Filing: 1956-09-14
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Granted: 1958-11-25
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Expires: 1976-09-14
Abstract
No abstract record available.
Inventors
- 👤 Horace E Haring
- 👤 Raymond L Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:27
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
IN AN ELECTROLYTIC DEVICE COMPRISING AN ELECTRODE OF FILM-FORMING METAL, ANOTHER ELECTRODE, AND AN ELECTROLYTE CONTACTING THE ELECTRODES, AN ELECTROLYTE COMPRISING A SOLUTION OF BORIC ACID AND A SALT WHICH IS A MEMBER OF THE CLASS CONSISTING OF LITHIUM CHLORIDE AND CALCIUM CHLORIDE.
Claim 2
Dependent Claim
43 words
IN AN ELECTROLYTIC DEVICE COMPRISING AN ELECTRODE OF FILM-FORMING METAL, ANOTHER ELECTRODE, AND AN ELECTROLYTE CONTACTING THE ELECTRODES, AN ELECTROLYTE COMPRISING A SOLUTION OF BORIC ACID AND A SALT WHICH IS A MEMBER OF THE CLASS CONSISTING OF LITHIUM CHLORIDE AND CALCIUM CHLORIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |