Patent US1455188A successfully refreshed from Google Patents.
US1455188A
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US
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Method of forming flat coils
Assignee: International Motors LLC
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Filing: 1919-06-23
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Granted: 1923-05-15
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Expires: 1939-06-23
Abstract
No abstract record available.
Inventors
- 👤 Henry G Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:28
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
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) | 1926-05-14 | 1926-11-13 | 1927-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-05-14 | 1930-11-13 | 1931-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-05-14 | 1934-11-13 | 1935-05-15 | $7700.00 | Window Closed / Lapsed |