US2464301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile fibrous product
Assignee: Akzo Nobel UK PLC
•
Filing: 1943-12-18
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Granted: 1949-03-15
•
Expires: 1963-12-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Carleton S Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:51
CPC Classifications
B; B01; B01D; B01D39/00; B01D39/14; B01D39/16; B01D39/18; B01D39/1607; B01D39/20; D; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D04H1/542; D04H1/56; B01D2239/00; B01D2239/04; B01D2239/0457; B01D2239/0464; B01D2239/0471; B01D2239/0492; B01D2239/06; B01D2239/0604; B01D2239/064; B01D2239/065; B01D2239/08; B01D2239/086; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457; Y10T428/24595; Y10T428/24603
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |