US3201387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-trifluoromethyluracil, derivatives thereof, and processes for preparing the same
Assignee: Individual
•
Filing: 1963-09-18
•
Granted: 1965-08-17
•
Expires: 1983-09-18
Abstract
No abstract record available.
Inventors
- 👤 Heidelberger Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:51
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/20; C07D239/22; C07D239/24; C07D239/28; C07D239/46; C07D239/52; C07D239/54; C07D239/545; C07D239/557; C07H; C07H19/00; C07H19/02; C07H19/04; C07H19/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
1 words
5-TRIFLUOROMETHYL-2''-DEOXYURIDINE.
References Cited (Backward Citations)
US2948725A
Cited
US2949451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |