US2356799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing insoluble sodium metaphosphate
Assignee: Monsanto Chemicals Ltd
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Filing: 1943-05-27
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Granted: 1944-08-29
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Expires: 1963-05-27
Abstract
No abstract record available.
Inventors
- 👤 George E Taylor
- 👤 Allen G Erdman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:53
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61Q; A61Q11/00; C; C01; C01B; C01B25/00; C01B25/16; C01B25/26; C01B25/38; C01B25/44; C01B25/445
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) | 1947-08-29 | 1948-02-28 | 1948-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-29 | 1952-02-28 | 1952-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-29 | 1956-02-28 | 1956-08-29 | $7700.00 | Window Closed / Lapsed |