US3267145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing nuclear substituted aromatic amines
Assignee: Honeywell International Inc
•
Filing: 1963-07-25
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Granted: 1966-08-16
•
Expires: 1983-07-25
Abstract
No abstract record available.
Inventors
- 👤 Richard B Lund
- 👤 Vitrone John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:23
CPC Classifications
C; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C07; C07C; C07C209/00; C07C209/68; C08G18/00; C08G18/06; C08G18/08; C08G18/10; C08G18/28; C08G18/30; C08G18/32; C08G18/3203; C08G18/3206; C08G18/70; C08G18/72; C08G18/74; C08G18/76; C08G18/7657; C08G18/7664; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A PROCESS FOR THE PRODUCTION OF ARALKYL NUCLEAR SUBSTITUTED AROMATIC AMINES WHICH COMPRISES REACTING IN ADMIXTURE IN THE PRESENCE OF AN ACID-ACTIVATED CLAY AN AROMATIC AMINE HAVING THE FORMULA:
Claim 2
Dependent Claim
29 words
A PROCESS FOR THE PRODUCTION OF ARALKYL NUCLEAR SUBSTITUTED AROMATIC AMINES WHICH COMPRISES REACTING IN ADMIXTURE IN THE PRESENCE OF AN ACID-ACTIVATED CLAY AN AROMATIC AMINE HAVING THE FORMULA:
References Cited (Backward Citations)
US2683730A
Cited
BE614663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |