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US2175083A
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Compositions of matter containing antihygroscopic agents
Assignee: Armour and Co
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Filing: 1937-03-01
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Granted: 1939-10-03
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Expires: 1957-03-01
Abstract
No abstract record available.
Inventors
- 👤 Havard L Keil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:14
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/4841; A61K9/4858; A23; A23L; A23L27/00; A23L27/20; A23L27/26; A61K47/00; A61K47/06; A61K47/08; A61K47/14; A61K9/20; A61K9/2004; A61K9/2013
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) | 1942-10-02 | 1943-04-03 | 1943-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-02 | 1947-04-03 | 1947-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-02 | 1951-04-03 | 1951-10-03 | $7700.00 | Window Closed / Lapsed |