Patent US1731128A successfully refreshed from Google Patents.
Patent US2260470A successfully refreshed from Google Patents.
US2260470A
Expired / Lapsed
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Treatment of agave fibers and residues and the like
Assignee: AVEX Ltd
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Filing: 1939-06-21
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Granted: 1941-10-28
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Expires: 1959-06-21
Abstract
No abstract record available.
Inventors
- 👤 May Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:41
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/0004; B01J13/0026; A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61K8/96; A61K8/97; A61K8/9783; A61K8/9794; A61Q; A61Q19/00; A61Q5/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-10-27 | 1945-04-28 | 1945-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-10-27 | 1949-04-28 | 1949-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-10-27 | 1953-04-28 | 1953-10-28 | $7700.00 | Window Closed / Lapsed |