Patent US2233033A successfully refreshed from Google Patents.
Patent US3085097A successfully refreshed from Google Patents.
US3085097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
alpha-cyano, 2-alkoxy-1-naphthaleneacrylic acid esters
Assignee: GAF Chemicals Corp
•
Filing: 1960-03-09
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Granted: 1963-04-09
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Expires: 1980-03-09
Abstract
No abstract record available.
Inventors
- 👤 Albert F Strobel
- 👤 Sigmund C Catino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:15
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/62; C07D213/69; 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; D06M; D06M13/00; D06M13/322; D06M13/345
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)
US2849447A
Cited
US2914551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |