Patent US2279317A successfully refreshed from Google Patents.
US2279317A
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Battery making method
Assignee: Owens Corning
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Filing: 1940-10-31
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Granted: 1942-04-14
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Expires: 1960-10-31
Abstract
No abstract record available.
Inventors
- 👤 Hilger John
- 👤 James F Macholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:11
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/06; H01M10/12; H01M10/14; H01M50/00; H01M50/40; H01M50/409; H01M50/44; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108
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) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |