Patent US1683059A successfully refreshed from Google Patents.
US1683059A
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Assignee: Dubilier Condenser Corp
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Filing: 1923-11-01
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Granted: 1928-09-04
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Expires: 1943-11-01
Abstract
No abstract record available.
Inventors
- 👤 Harry R Van Deventer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:52
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/06; H01C10/08
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) | 1931-09-04 | 1932-03-05 | 1932-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-09-04 | 1936-03-05 | 1936-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-09-04 | 1940-03-05 | 1940-09-04 | $7700.00 | Window Closed / Lapsed |