US2745844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adducts
Assignee: Monsanto Chemicals Ltd
•
Filing: 1950-06-23
•
Granted: 1956-05-15
•
Expires: 1970-06-23
Abstract
No abstract record available.
Inventors
- 👤 Dazzi Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:15
CPC Classifications
C; C07; C07C; C07C255/00; C08; C08K; C08K5/00; C08K5/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
SUBSTANTIALLY WATER-INSOLUBLE ADDITION PRODUCTS OF HIGHER OLEFINE NITRILES, SAID ADDITION PRODUCTS HAVING THE FOLLOWING FORMULA
Claim 2
Dependent Claim
15 words
SUBSTANTIALLY WATER-INSOLUBLE ADDITION PRODUCTS OF HIGHER OLEFINE NITRILES, SAID ADDITION PRODUCTS HAVING THE FOLLOWING FORMULA
References Cited (Backward Citations)
US2188882A
Cited
US2224022A
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US2325951A
Cited
US2401772A
Cited
US2537134A
Cited
US2496358A
Cited
US2456517A
Cited
US2516307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |