Patent US2770622A successfully refreshed from Google Patents.
US2770622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of
Assignee: —
•
Filing: —
•
Granted: 1956-11-13
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Expires: 1973-11-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:40
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/26; C07D251/40; C07D251/54; C07D251/70; C07D251/14; C07D251/16; C07D251/18; C07D251/42; C07D251/46; C07D251/48; C07D251/50; C07D251/52; C07D253/00; C07D253/02; C07D253/06; C07D253/065; C07D253/07; C07D253/075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
AN IMPROVED PROCESS FOR THE PREPARATION OF 2,4-DIAMINO-6-CHLORO-S-TRIAZINE WHICH COMPRISES REACTING CYANURIC CHLORIDE AND AMMONIA IN AN AQUEOUS MEDIUM IN THE PRESENCE OF A MINOR AMOUNT OF A WETTING AGENT SELECTED FROM THE GROUP CONSISTING OF ALKYL ARYL SULFONATES AND CONDENSATION PRODUCTS OF ETHYLENE OXIDE WITH ABIETIC ACID, TALL OIL, ALKYL PHENOLS AND ALKYL MERCAPTANS.
Claim 2
Dependent Claim
55 words
AN IMPROVED PROCESS FOR THE PREPARATION OF 2,4-DIAMINO-6-CHLORO-S-TRIAZINE WHICH COMPRISES REACTING CYANURIC CHLORIDE AND AMMONIA IN AN AQUEOUS MEDIUM IN THE PRESENCE OF A MINOR AMOUNT OF A WETTING AGENT SELECTED FROM THE GROUP CONSISTING OF ALKYL ARYL SULFONATES AND CONDENSATION PRODUCTS OF ETHYLENE OXIDE WITH ABIETIC ACID, TALL OIL, ALKYL PHENOLS AND ALKYL MERCAPTANS.
References Cited (Backward Citations)
CA506070A
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 |