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Patent US1478708A successfully refreshed from Google Patents.
US1478708A
Expired / Lapsed
US
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Process of manufacturing storage batteries
Assignee: Westinghouse Union Battery Co
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Filing: 1920-07-06
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Granted: 1923-12-25
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Expires: 1940-07-06
Abstract
No abstract record available.
Inventors
- 👤 Karl W Gasche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:35
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/06; H01M10/12; H01M10/128; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-12-24 | 1927-06-25 | 1927-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-12-24 | 1931-06-25 | 1931-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-12-24 | 1935-06-25 | 1935-12-25 | $7700.00 | Window Closed / Lapsed |