US2508323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triazine derivatives and methods of
Assignee: —
•
Filing: —
•
Granted: 1950-05-16
•
Expires: 1967-05-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:38
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/26; C07D251/40; C07D251/42; C07D251/46; C07D251/14; C07D251/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
CHEMICAL COMPOUNDS REPRESENTED BY THE GENERAL FORMULA:
Claim 2
Dependent Claim
7 words
CHEMICAL COMPOUNDS REPRESENTED BY THE GENERAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-15 | 1953-11-14 | 1954-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-15 | 1957-11-14 | 1958-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-15 | 1961-11-14 | 1962-05-16 | $7700.00 | Window Closed / Lapsed |