US2534738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mount for rotating parts
Assignee: De Laval Separator Co
•
Filing: 1948-06-18
•
Granted: 1950-12-19
•
Expires: 1968-06-18
Abstract
No abstract record available.
Inventors
- 👤 Walter A Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:30
CPC Classifications
B; B04; B04B; B04B9/00; B04B9/12; F; F16; F16C; F16C27/00; F16C27/06; F16C27/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB251593A
Cited
US1883203A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |