US3069456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-alpha-cyanocinnamic acid esters
Assignee: GAF Chemicals Corp
•
Filing: 1959-01-27
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Granted: 1962-12-18
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Expires: 1979-01-27
Abstract
No abstract record available.
Inventors
- 👤 Albert F Strobel
- 👤 Sigmund C Catimo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/62; C07D213/69; A; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/154; A23B7/16; C07C; C07C255/00; C07D311/00; C07D311/02; C07D311/78; C07D311/80; C07D311/82; C07D311/84; C07D311/86; C08; C08K; C08K5/00; C08K5/16; D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/642; D06P1/6421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |