Patent US2742520A successfully refreshed from Google Patents.
US2742520A
Expired / Lapsed
US
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Battery and method of manufacture
Assignee: Exide Technologies LLC
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Filing: 1954-04-09
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Granted: 1956-04-17
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Expires: 1974-04-09
Abstract
No abstract record available.
Inventors
- 👤 Leo E Pucher
- 👤 Joseph F Szabo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:55
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/42; H01M6/46; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE METHOD OF MANUFACTURING A BATTERY UNIT COMPRISING, PROVIDING A BATTERY CASING HAVING A CENTRAL COMPARTMENT AND A SECOND COMPARTMENT AROUND THE CENTRAL COMPARTMENT; LOCATING A FIRST BATTERY CENTRALLY WITHIN SAID BATTERY CASING; ASSEMBLING A PLURALITY OF CELLS FORMING A SECOND BATTERY INTO A STRING OF CELLS; AND POSITIONING SAID STRING OF CELLS IN SAID CASING AND IN THE SECOND COMPARTMENT BY MOVING THE STRING OF CELLS LONGITUDINALLY OF ITS LENGTH.
Claim 2
Independent Claim
71 words
THE METHOD OF MANUFACTURING A BATTERY UNIT COMPRISING, PROVIDING A BATTERY CASING HAVING A CENTRAL COMPARTMENT AND A SECOND COMPARTMENT AROUND THE CENTRAL COMPARTMENT; LOCATING A FIRST BATTERY CENTRALLY WITHIN SAID BATTERY CASING; ASSEMBLING A PLURALITY OF CELLS FORMING A SECOND BATTERY INTO A STRING OF CELLS; AND POSITIONING SAID STRING OF CELLS IN SAID CASING AND IN THE SECOND COMPARTMENT BY MOVING THE STRING OF CELLS LONGITUDINALLY OF ITS LENGTH.
References Cited (Backward Citations)
US2640865A
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US2632782A
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US2632783A
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US2594712A
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US2667527A
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US2668868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |