Patent US3203550A successfully refreshed from Google Patents.
US3203550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the preparation of substi- tuted s-triazine compounds
Assignee: —
•
Filing: —
•
Granted: 1965-08-31
•
Expires: 1982-08-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:46
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/14; C07D251/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A METHOD OF PREPARING A SUBSTITUTED S-TRIAZINE OF THE GENERAL FORMULA:
Claim 2
Independent Claim
11 words
A METHOD OF PREPARING A SUBSTITUTED S-TRIAZINE OF THE GENERAL FORMULA:
References Cited (Backward Citations)
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US2777847A
Cited
US2876221A
Cited
US2084731A
Cited
FR1085761A
Cited
US2914523A
Cited
US2845422A
Cited
US2849451A
Cited
US2878250A
Cited
US2996505A
Cited
US3062818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |