US3267132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitroso compounds as inhibitors of polymerization of unsaturated nitriles
Assignee: Monsanto Co
•
Filing: 1964-06-22
•
Granted: 1966-08-16
•
Expires: 1984-06-22
Abstract
No abstract record available.
Inventors
- 👤 Raymond A Newsom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:53
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/38; C07; C07C; C07C255/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN UNSATURATED NITRILE OF THE FORMULA
Claim 2
Dependent Claim
11 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN UNSATURATED NITRILE OF THE FORMULA
References Cited (Backward Citations)
US2402806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |