Patent US2513264A successfully refreshed from Google Patents.
US2513264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triasine derivatives and methods of
Assignee: —
•
Filing: —
•
Granted: 1950-06-27
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Expires: 1967-06-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:15
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) | 1953-06-26 | 1953-12-26 | 1954-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-26 | 1957-12-26 | 1958-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-26 | 1961-12-26 | 1962-06-27 | $7700.00 | Window Closed / Lapsed |