US3247200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing amino-carboxylic acid amides
Assignee: AstraZeneca AB
•
Filing: 1960-01-21
•
Granted: 1966-04-19
•
Expires: 1980-01-21
Abstract
No abstract record available.
Inventors
- 👤 Ugi Ivar
- 👤 Steinbruckner Cornelius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:29
CPC Classifications
C; C07; C07D; C07D203/00; C07D203/04; C07C; C07C233/00; C07C233/01; C07C233/02; C07C233/30; C07C237/00; C07C335/00; C07C335/04; C07C335/06; C07C335/08; C07D211/00; C07D211/04; C07D211/06; C07D211/36; C07D211/60; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/86; C07D223/00; C07D223/02; C07D223/06; C07D223/08; C07D223/10; C07D229/00; C07D233/00; C07D233/54; C07D233/66; C07D233/88; C07D243/00; C07D243/06; C07D243/10; C07D243/12; C07D243/14; C07D243/16; C07D243/18; C07D243/24; C07D257/00; C07D257/02; C07D257/04; C07D277/00; C07D277/02; C07D277/04; C07D277/06; C07D295/00; C07D295/04; C07D295/12; C07D295/125; C07D295/13; C07D295/14; C07D295/145; C07D295/15; C07D295/16; C07D295/18; C07D295/195; C07D401/00; C07D401/02; C07D401/06; C07D499/00; C07F; C07F17/00; C07F17/02; C07F9/00; C07F9/02; C07F9/06; C07F9/22; C07F9/24; C08; C08G; C08G69/00; C08L; C08L75/00; C08L75/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
THE PROCESS OF PREPARING COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
8 words
THE PROCESS OF PREPARING COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
US2602794A
Cited
US2235638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |