US2436028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microporous roll for drying continuous filaments
Assignee: Akzo Nobel UK PLC
•
Filing: 1944-12-19
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Granted: 1948-02-17
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Expires: 1964-12-19
Abstract
No abstract record available.
Inventors
- 👤 James G Wiegerink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:42
CPC Classifications
D; D06; D06B; D06B15/00; D06B15/04; D06B15/043; D01; D01D; D01D10/00; D01D10/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1982116A
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US1990102A
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US2222020A
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US2303123A
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US2373100A
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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) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |