US3282931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dibenzylidene-benzenediacetonitriles
Assignee: Monsanto Co
•
Filing: 1962-02-02
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Granted: 1966-11-01
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Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand B Zienty
- 👤 Myron J Holm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:45
CPC Classifications
C; C07; C07C; C07C255/00; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24; D; D06; D06M; D06M13/00; D06M13/322; D06M13/345
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A DI-(EPOXYALKOXYBENZYLIDENE) - BENZENEDIACETONITRILE HAVING THE STRUCTURAL FORMULA: (((R-O)M-PHENYL)-CH=C(-CN)-)2-BENZENE WHEREIN R IS EPOXYALKOXY CONTAINING FROM 3 TO 18 CARBON ATOMS INCLUSIVE, AND M IS AN INTEGER FROM 1 TO 3 INCLUSIVE.
Claim 2
Dependent Claim
31 words
A DI-(EPOXYALKOXYBENZYLIDENE) - BENZENEDIACETONITRILE HAVING THE STRUCTURAL FORMULA: (((R-O)M-PHENYL)-CH=C(-CN)-)2-BENZENE WHEREIN R IS EPOXYALKOXY CONTAINING FROM 3 TO 18 CARBON ATOMS INCLUSIVE, AND M IS AN INTEGER FROM 1 TO 3 INCLUSIVE.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |