Patent US3170822A successfully refreshed from Google Patents.
US3170822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deferred action type battery construction
Assignee: Individual
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Filing: 1949-06-14
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Granted: 1965-02-23
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Expires: 1969-06-14
Abstract
No abstract record available.
Inventors
- 👤 David L Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:20
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/36; H01M6/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A CYLINDRICAL BATTERY OF THE DEFERRED ACTION TYPE COMPRISING A LOW VOLTAGE SECTION A THE TOP THEREOF MADE UP OF A NUMBER OF THIN ANNULAR COATED BATTERY PLATES HAVING ONE SIDE ELECTRONEGATIVE AND THE OTHER SIDE ELECTROPOSITIVE WITH SUCCESSIVE PLATES HAVING ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES FACE-TO-FACE, LOW VOLTAGE, HIGH AMPERAGE SECTION ADJACENT THE LOW VOLTAGE SECTION MADE UP OF A NUMBER OF ANNULAR COATED PLATES HAVING BOTH SIDES ELECTROPOSITIVE AND AN EQUAL NUMBER OF ANNULAR COATED PLATES HAVING BOTH SIDES ELECTRONEGATIVE WITH SUCCESSIVE PLATES HAVING ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES FACE-TO-FACE, AND A HIGH VOLTAGE SECTION MADE UP OF A NUMBER OF HALF-ANNULUS COATED PLATES WITH ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES ARRANGED IN POTENTIAL SERIES CONCENTRICALLY DOWN ONE HALF AND UP THE OPPOSITE HALF OF THE LOWER END OF THE BATTERY
Claim 2
Dependent Claim
129 words
A CYLINDRICAL BATTERY OF THE DEFERRED ACTION TYPE COMPRISING A LOW VOLTAGE SECTION A THE TOP THEREOF MADE UP OF A NUMBER OF THIN ANNULAR COATED BATTERY PLATES HAVING ONE SIDE ELECTRONEGATIVE AND THE OTHER SIDE ELECTROPOSITIVE WITH SUCCESSIVE PLATES HAVING ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES FACE-TO-FACE, LOW VOLTAGE, HIGH AMPERAGE SECTION ADJACENT THE LOW VOLTAGE SECTION MADE UP OF A NUMBER OF ANNULAR COATED PLATES HAVING BOTH SIDES ELECTROPOSITIVE AND AN EQUAL NUMBER OF ANNULAR COATED PLATES HAVING BOTH SIDES ELECTRONEGATIVE WITH SUCCESSIVE PLATES HAVING ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES FACE-TO-FACE, AND A HIGH VOLTAGE SECTION MADE UP OF A NUMBER OF HALF-ANNULUS COATED PLATES WITH ELECTRONEGATIVE AND ELECTROPOSITIVE SIDES ARRANGED IN POTENTIAL SERIES CONCENTRICALLY DOWN ONE HALF AND UP THE OPPOSITE HALF OF THE LOWER END OF THE BATTERY
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |