US3404529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion machinery for submarines
Assignee: ABB Norden Holding AB
•
Filing: 1966-06-23
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Granted: 1968-10-08
•
Expires: 1986-06-23
Abstract
No abstract record available.
Inventors
- 👤 Lagerstrom Gunnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:28
CPC Classifications
F; F01; F01K; F01K25/00; F01K25/005; B; B63; B63G; B63G8/00; B63G8/08; B63G8/10; H; H01; H01M; H01M8/00; B63H; B63H21/00; B63H2021/003; Y; Y02; Y02T; Y02T90/00; Y02T90/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB100013A
Cited
US2149873A
Cited
US2482262A
Cited
US3101592A
Cited
US3134228A
Cited
US3328957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |