Patent US3412006A successfully refreshed from Google Patents.
US995728A
Expired / Lapsed
US
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Electrical condenser.
Assignee: Individual
•
Filing: 1909-11-19
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Granted: 1911-06-20
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Expires: 1929-11-19
Abstract
No abstract record available.
Inventors
- 👤 Augustus Kellogg Sloan Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:53
CPC Classifications
H; H01; H01G; H01G5/00; H01G5/38
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) | 1914-06-19 | 1914-12-19 | 1915-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-06-19 | 1918-12-19 | 1919-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-06-19 | 1922-12-19 | 1923-06-20 | $7700.00 | Window Closed / Lapsed |