Patent US2206113A successfully refreshed from Google Patents.
US2206113A
Expired / Lapsed
US
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Protection of autoxidizable materials
Assignee: ER Squibb and Sons LLC
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Filing: 1936-02-21
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Granted: 1940-07-02
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Expires: 1956-02-21
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand W Nitardy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:24
CPC Classifications
A; A23; A23D; A23D9/00; A23D9/02; A23D9/04; A23L; A23L33/00; A23L33/10; A61; A61K; A61K31/00; A61K31/16
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) | 1943-07-02 | 1944-01-01 | 1944-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-02 | 1948-01-01 | 1948-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-02 | 1952-01-01 | 1952-07-02 | $7700.00 | Window Closed / Lapsed |