US2617147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinning apparatus
Assignee: Akzo Nobel UK PLC
•
Filing: 1949-07-21
•
Granted: 1952-11-11
•
Expires: 1969-07-21
Abstract
No abstract record available.
Inventors
- 👤 Henry J Mcdermott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:36
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/06; D01D1/00; D01D1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT25175B
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GB190816557A
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FR662294A
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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) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |