US3962211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
7-substituted nucleoside compounds
Assignee: University of Utah
•
Filing: 1975-01-13
•
Granted: 1976-06-08
•
Expires: 1995-01-13
Abstract
Abstract Novel compounds of the formula ##SPC1## Wherein R is selected from the group consisting of carboxamidine, carboxylic acid, carboxamide, methyl formimidate, thiocarboxamide, carboxamidoxime, carboxamidrazone, and cyano. The compounds have been demonstrated to be useful by having a degree of antimetabolic activity.
Inventors
- 👤 Leroy B. Townsend
- 👤 Robert A. Earl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:41
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/04; A; A61; A61P; A61P35/00; C07H; C07H19/00; C07H19/02; C07H19/04; C07H19/06
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
26 words
Compounds of the formula: ##SPC10## in which R is selected from the group consisting of carboxamidine, carboxylic acid, carboxamide, methyl formimidate, thiocarboxamide, carboxamidoxime, carboxamidrazone, and cyano.
Claim 2
Dependent Claim
26 words
Compounds of the formula: ##SPC10## in which R is selected from the group consisting of carboxamidine, carboxylic acid, carboxamide, methyl formimidate, thiocarboxamide, carboxamidoxime, carboxamidrazone, and cyano.
Claim 3
Dependent Claim
6 words
The compound of the structure: ##SPC11##
Claim 4
Dependent Claim
6 words
The compound of the structure: ##SPC11##
Claim 5
Dependent Claim
6 words
The compound of the structure: ##SPC12##
Claim 6
Dependent Claim
6 words
The compound of the structure: ##SPC12##
Claim 7
Dependent Claim
6 words
The compound of the structure: ##SPC13##
Claim 8
Dependent Claim
6 words
The compound of the structure: ##SPC13##
Claim 9
Dependent Claim
6 words
The compound of the structure: ##SPC14##
Claim 10
Dependent Claim
6 words
The compound of the structure: ##SPC14##
Claim 11
Dependent Claim
6 words
The compound of the structure: ##SPC15##
Claim 12
Dependent Claim
6 words
The compound of the structure: ##SPC15##
Claim 13
Dependent Claim
6 words
The compound of the structure: ##SPC16##
Claim 14
Dependent Claim
6 words
The compound of the structure: ##SPC16##
Claim 15
Dependent Claim
6 words
The compound of the structure: ##SPC17##
Claim 16
Dependent Claim
6 words
The compound of the structure: ##SPC17##
Claim 17
Dependent Claim
6 words
The compound of the structure: ##SPC18##
Claim 18
Dependent Claim
6 words
The compound of the structure: ##SPC18##
References Cited (Backward Citations)
US3535207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-06-08 | 1979-12-08 | 1980-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-08 | 1983-12-08 | 1984-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-08 | 1987-12-08 | 1988-06-08 | $7700.00 | Window Closed / Lapsed |