US2529773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant
Assignee: Goetaverken AB
•
Filing: 1944-09-29
•
Granted: 1950-11-14
•
Expires: 1964-09-29
Abstract
No abstract record available.
Inventors
- 👤 Johansson Johan Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:56
CPC Classifications
F; F02; F02B; F02B71/00; F02B71/04; F02B71/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1243131A
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US1209918A
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US1235936A
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US1235992A
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US1856024A
Cited
US1847031A
Cited
US2005821A
Cited
US2123009A
Cited
FR788540A
Cited
US2253530A
Cited
US2338548A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |