Patent US2094048A successfully refreshed from Google Patents.
US2094048A
Expired / Lapsed
US
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Method of making electrolytic cells
Assignee: Aerovox Corp
•
Filing: 1931-05-05
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Granted: 1937-09-28
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Expires: 1951-05-05
Abstract
No abstract record available.
Inventors
- 👤 Siegel Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:51
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0032; H01G9/004; H01G9/008; Y; Y10; Y10S; Y10S205/00; Y10S205/917; Y10T; Y10T29/00; Y10T29/43
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) | 1940-09-27 | 1941-03-29 | 1941-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-27 | 1945-03-29 | 1945-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-27 | 1949-03-29 | 1949-09-28 | $7700.00 | Window Closed / Lapsed |