US2432185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making turbine wheels
Assignee: United Specialties Co
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Filing: 1944-05-18
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Granted: 1947-12-09
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Expires: 1964-05-18
Abstract
No abstract record available.
Inventors
- 👤 Sydney C Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:29
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/10; B21D53/00; B21D53/78; F; F01; F01D; F01D5/00; F01D5/02; F01D5/021; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T29/496
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |