US2298269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic protein resin and method of making the same
Assignee: ATLANTIC RES ASSOCIATES Inc
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Filing: 1937-05-14
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Granted: 1942-10-13
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Expires: 1957-05-14
Abstract
No abstract record available.
Inventors
- 👤 Atwood Francis Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:32
CPC Classifications
C; C08; C08H; C08H1/00; C08K; C08K3/00; C08K3/38; C08K5/00; C08K5/04; C08K5/05; C08K5/053; C08K5/09; C08L; C08L89/00; C08L89/005; C08L91/00; C09; C09D; C09D189/00; C09D189/005; C08K2003/387
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) | 1945-10-12 | 1946-04-13 | 1946-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-12 | 1950-04-13 | 1950-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-12 | 1954-04-13 | 1954-10-13 | $7700.00 | Window Closed / Lapsed |