US2517067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overfeed and internal expander for fabric in tubular form
Assignee: Akzo Nobel UK PLC
•
Filing: 1947-03-28
•
Granted: 1950-08-01
•
Expires: 1967-03-28
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Wedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:22
CPC Classifications
D; D06; D06C; D06C29/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US118519A
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US172690A
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FR791431A
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US2402356A
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US2450932A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-31 | 1954-01-30 | 1954-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-31 | 1958-01-30 | 1958-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-31 | 1962-01-30 | 1962-08-01 | $7700.00 | Window Closed / Lapsed |