US3400117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of fumarated rosin size of low crystallizing and low foam-producing properties
Assignee: Wyeth Holdings LLC
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Filing: 1966-03-03
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Granted: 1968-09-03
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Expires: 1986-03-03
Abstract
No abstract record available.
Inventors
- 👤 D Errico Michael Joseph
- 👤 Kulick Russell Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/01; C; C08; C08G; C08G16/00; C08G16/02; C08G16/0293; C09; C09F; C09F1/00; C09F1/04; C11; C11D; C11D15/00; D21; D21H; D21H17/00; D21H17/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |