US2600526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rechargeable dry cell battery
Assignee: Galvanic Products Corp
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Filing: 1950-05-05
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Granted: 1952-06-17
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Expires: 1970-05-05
Abstract
No abstract record available.
Inventors
- 👤 Friedman Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:39
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/244; H01M10/00; H01M10/24; H01M10/28; H01M50/00; H01M50/30; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A RECHARGEABLE DRY CELL BATTERY COMPRISING A CASING; A NEGATIVE METALLIC ELECTRODE MOUNTED IN SAID CASING AND CONSISTING IN A METALLIC PLATE, AN ABSORBENT MATERIAL SURROUNDING SAID PLATE, AND A WRAPPER SURROUNDING SAID ABSORBENT MATERIAL TO CONFINE THE SAME AROUND SAID PLATE; A POSITIVE ELECTRODE MOUNTED IN SAID CASING, AN ELECTROLYTE FOR THE MOST PART ABSORBED IN SAID ABSORBENT MATERIAL SURROUNDING SAID NEGATIVE ELECTRODE AND ADAPTED TO FLOW THROUGH SAID WRAPPER TO SAID POSITIVE ELECTRODE; A SEPARATOR PLATE
Claim 2
Dependent Claim
78 words
A RECHARGEABLE DRY CELL BATTERY COMPRISING A CASING; A NEGATIVE METALLIC ELECTRODE MOUNTED IN SAID CASING AND CONSISTING IN A METALLIC PLATE, AN ABSORBENT MATERIAL SURROUNDING SAID PLATE, AND A WRAPPER SURROUNDING SAID ABSORBENT MATERIAL TO CONFINE THE SAME AROUND SAID PLATE; A POSITIVE ELECTRODE MOUNTED IN SAID CASING, AN ELECTROLYTE FOR THE MOST PART ABSORBED IN SAID ABSORBENT MATERIAL SURROUNDING SAID NEGATIVE ELECTRODE AND ADAPTED TO FLOW THROUGH SAID WRAPPER TO SAID POSITIVE ELECTRODE; A SEPARATOR PLATE
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) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |