US1648564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magneto-electric machine
Assignee: MAGNETOS LUCIFER SA
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Filing: 1925-12-08
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Granted: 1927-11-08
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Expires: 1945-12-08
Abstract
No abstract record available.
Inventors
- 👤 Pattay Marc Antoine
- 👤 Jaquemot Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:14
CPC Classifications
H; H02; H02K; H02K21/00; H02K21/12; H02K21/22; H02K21/227; H02K2201/00; H02K2201/12
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) | 1930-11-07 | 1931-05-09 | 1931-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-11-07 | 1935-05-09 | 1935-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-11-07 | 1939-05-09 | 1939-11-08 | $7700.00 | Window Closed / Lapsed |