US2516560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-dimethylaminoethyl-n-alkoxyethyl (or benzyloxyethyl)-anilines
Assignee: Rhone Poulenc SA
•
Filing: 1946-06-26
•
Granted: 1950-07-25
•
Expires: 1966-06-26
Abstract
No abstract record available.
Inventors
- 👤 Gailliot Paul
- 👤 Custot Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:20
CPC Classifications
C; C07; C07C; C07C217/00; C07C217/02; C07C217/04; C07C217/06; C07C217/08; C07C217/10; C07D; C07D295/00; C07D295/04; C07D295/12; C07D295/125; C07D295/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
NEW THERAPEUTICALLY ACTIVE SUBSTITUTED ETHYLENE DIAMINES BEING MEMBERS OF THE CLASS CONSISTING OF COMPOUNDS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
18 words
NEW THERAPEUTICALLY ACTIVE SUBSTITUTED ETHYLENE DIAMINES BEING MEMBERS OF THE CLASS CONSISTING OF COMPOUNDS OF THE GENERAL FORMULA
References Cited (Backward Citations)
FR758079A
Cited
US2381071A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |