US3435267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discoidal electrical machines
Assignee: Lloyd Dynamowerke GmbH
•
Filing: 1966-01-21
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Granted: 1969-03-25
•
Expires: 1986-01-21
Abstract
No abstract record available.
Inventors
- 👤 Hartwig Beyersdorf
- 👤 Gerhard Bering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:52
CPC Classifications
H; H02; H02K; H02K19/00; H02K19/16; H02K19/22; H02K19/24; H02K1/00; H02K1/06; H02K19/18; H02K19/20; H02K23/00; H02K23/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3304450A
Cited
US3329843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |