US2403004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deesterification of copolymers of acrylic esters and vinyl esters
Assignee: Eastman Kodak Co
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Filing: 1942-07-10
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Granted: 1946-07-02
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Expires: 1962-07-10
Abstract
No abstract record available.
Inventors
- 👤 William O Kenyon
- 👤 Jr Thomas F Murray
- 👤 Louis M Minsk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:23
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/18; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/14; C08F8/00; C08F8/12; G; G03; G03C; G03C1/00; G03C1/76; G03C1/795; C08F2800/00; C08F2800/10
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) | 1949-07-01 | 1949-12-31 | 1950-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-07-01 | 1953-12-31 | 1954-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-07-01 | 1957-12-31 | 1958-07-02 | $7700.00 | Window Closed / Lapsed |