US3678029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Estrogen glucosaminides of 2-aminoglucose
Assignee: Wyeth Holdings LLC
•
Filing: 1970-01-15
•
Granted: 1972-07-18
•
Expires: 1990-01-15
Abstract
Abstract The preparation of steroidal-glucopyranosides by the reaction of an estradiol or substituted estradiol with a glucopyranose and subsequent transformations is described. These compounds are useful for their antifungal properties.
Inventors
- 👤 Joseph Peter Joseph
- 👤 John Paul Dusza
- 👤 Seymour Bernstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:55
CPC Classifications
C; C07; C07J; C07J41/00; C07J75/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
11 words
The steroidal-glucopyranoside according to claim 1, 3-benzyloxyestra-1,3,5(10)-trien-17 Beta -yl-2''-acetamido-3'',4'',6''-tri-O-acetyl-2''-deoxy- Beta -D-glucopyranoside.
Claim 2
Dependent Claim
11 words
The steroidal-glucopyranoside according to claim 1, 3-benzyloxyestra-1,3,5(10)-trien-17 Beta -yl-3'',4'',6''-tri-O-acetyl-2''-deoxy-2''-trifluoroacetamido- Beta -D-glucopyranoside.
Claim 3
Dependent Claim
11 words
The steroidal-glucopyranoside according to claim 1, 3-hydroxyestra-1,3,5(10)-trien-17 Beta -yl-3'',4'',6''-tri-O-acetyl-2''-deoxy-2''-trifluoroacetamido- Beta -D-glucopyranoside.
Claim 4
Dependent Claim
11 words
The steroidal-glucopyranoside according to claim 1, 3-hydroxyestra-1,3,5(10)-trien-17 Beta -yl-2''-deoxy-2''-trifluoroacetamido- Beta -D-glucopyranoside.
Claim 5
Dependent Claim
10 words
The steroidal-glucopyranoside according to claim 1, 3-benzyloxyestra-1,3,5(10)-trien-17 Beta -yl-2''-amino-2''-deoxy-Beta -D-glucopyranoside.
Claim 6
Dependent Claim
10 words
The steroidal-glucopyranoside according to claim 1, 3-hydroxyestra-1,3,5(10)-trien-17 Beta -yl-2''-acetamido-2''-deoxy-Beta -D-glucopyranoside.
Claim 7
Dependent Claim
10 words
The steroidal-glucopyranoside according to claim 1, 3-benzyloxyestra-1,3,5(10)-trien-17 Beta -yl-2''-amino-2''-deoxy-Alpha -D-glucopyranoside.
Claim 8
Dependent Claim
10 words
The steroidal-glucopyranoside according to claim 1, 3-benzyloxyestra-1,3,5(10)-trien-17 Alpha -yl-2''-amino-2''-deoxy-Beta -D-glucopyranoside.
References Cited (Backward Citations)
US3206359A
Cited
US3449321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |