US2770619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted 8-quinolinols
Assignee: Schenley Industries Inc
•
Filing: 1953-11-12
•
Granted: 1956-11-13
•
Expires: 1973-11-12
Abstract
No abstract record available.
Inventors
- 👤 Schraufstatter Ernst
- 👤 Bock Marianne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:01
CPC Classifications
C; C07; C07D; C07D405/00; C07D405/02; C07D405/06; A; A61; A61K; A61K31/00; C07D215/00; C07D215/02; C07D215/16; C07D215/20; C07D215/24; C07D215/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AS A NEW CHEMICAL COMPOUND, A 5-ACYL-7-TERTIARY AMINOMETHYL-8-QUINOLINOL OF THE GENERAL FORMULA
Claim 2
Dependent Claim
12 words
AS A NEW CHEMICAL COMPOUND, A 5-ACYL-7-TERTIARY AMINOMETHYL-8-QUINOLINOL OF THE GENERAL FORMULA
References Cited (Backward Citations)
US2681910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |