US2470055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliver condensing device
Assignee: Whitin Machine Works Inc
•
Filing: 1945-08-31
•
Granted: 1949-05-10
•
Expires: 1965-08-31
Abstract
No abstract record available.
Inventors
- 👤 Otto W Schlums
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:46
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313164A
Cited
US1870095A
Cited
US2091822A
Cited
US1854691A
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US1926475A
Cited
US1992121A
Cited
US2202755A
Cited
US2358656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-09 | 1952-11-08 | 1953-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-09 | 1956-11-08 | 1957-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-09 | 1960-11-08 | 1961-05-10 | $7700.00 | Window Closed / Lapsed |