Patent US1865207A successfully refreshed from Google Patents.
US1865207A
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Assignee: Cook Electric Co
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Filing: 1926-10-08
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Granted: 1932-06-28
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Expires: 1946-10-08
Abstract
No abstract record available.
Inventors
- 👤 Lawrence M Persons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:25
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/14; H02K5/143; H02K5/148
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) | 1935-06-28 | 1935-12-28 | 1936-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-06-28 | 1939-12-28 | 1940-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-06-28 | 1943-12-28 | 1944-06-28 | $7700.00 | Window Closed / Lapsed |