Patent US2668087A successfully refreshed from Google Patents.
US2668087A
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Spindle mounting
Assignee: Leesona Corp
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Filing: 1951-04-25
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Granted: 1954-02-02
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Expires: 1971-04-25
Abstract
No abstract record available.
Inventors
- 👤 Dimitri G Soussloff
- 👤 Hans H Wormser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:42
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/08; D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/045; D01H7/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE146356C
Cited
US1307661A
Cited
GB191419070A
Cited
US2136555A
Cited
US2231769A
Cited
US2304370A
Cited
US2571267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |