US3016414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry cell
Assignee: VARTA Pertrix Union GmbH
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Filing: 1959-02-09
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Granted: 1962-01-09
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Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Priebe Bodo Franz Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:56
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/148; H01M50/154; H01M6/00; H01M6/04; H01M6/06; H01M6/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A DRY CELL HAVING A CUP-SHAPED SOLUTION ELECTRODE; A DEPOLARIZING SUBSTANCE CARRIER DISPOSED WITHIN SAID ELECTRODE AND SUBSTANTIALLY FILLING THE LOWER THREE-QUARTERS THEREOF; A CARBON ROD VERTICALLY AND CONCENTRICALLY DISPOSED IN SAID ELECTRODE, REACHING FROM NEAR THE BOTTOM OF SAID CARRIER BEYOND THE UPPER END OF SAID ELECTRODE; A DIAPHRAGM IMPREGNATED WITH ELECTROLYTE AND SEPARATING SAID ELECTRODE FROM SAID CARRIER; AMETAL CLOSING CAP AT THE UPPER END OF SAID CELL AND ALSO ENCLOSING SAID CARBON ROD; A DISC DISPOSED ON TOP OF SAID CARRIER; AND A DISTANCE RING DIRECTLY ABOVE SAID DISC; THE IMPROVEMENTS WHICH
Claim 2
Dependent Claim
96 words
IN A DRY CELL HAVING A CUP-SHAPED SOLUTION ELECTRODE; A DEPOLARIZING SUBSTANCE CARRIER DISPOSED WITHIN SAID ELECTRODE AND SUBSTANTIALLY FILLING THE LOWER THREE-QUARTERS THEREOF; A CARBON ROD VERTICALLY AND CONCENTRICALLY DISPOSED IN SAID ELECTRODE, REACHING FROM NEAR THE BOTTOM OF SAID CARRIER BEYOND THE UPPER END OF SAID ELECTRODE; A DIAPHRAGM IMPREGNATED WITH ELECTROLYTE AND SEPARATING SAID ELECTRODE FROM SAID CARRIER; AMETAL CLOSING CAP AT THE UPPER END OF SAID CELL AND ALSO ENCLOSING SAID CARBON ROD; A DISC DISPOSED ON TOP OF SAID CARRIER; AND A DISTANCE RING DIRECTLY ABOVE SAID DISC; THE IMPROVEMENTS WHICH
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) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |