Patent US3856956A successfully refreshed from Google Patents.
US3856956A
Expired / Lapsed
US
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17-acyloxysteroids and their manufacture
Assignee: Boots Co PLC
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Filing: 1972-01-28
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Granted: 1974-12-24
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Expires: 1992-01-28
Abstract
Abstract The invention concerns novel steroids having valuable properties as anti-inflammatory agents in veterinary and human medicine. The new steroids are 21-desoxyprednisolone 17 Alpha -propionate, -butyrate and -isobutyrate. They are particularly valuable for topical application.
Inventors
- 👤 P Oxley
- 👤 J Housley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:58
CPC Classifications
C; C07; C07J; C07J41/00; C07J41/0033; C07J41/005; C07J31/00; C07J31/006
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
22 words
A THERAPEUTIC COMPOSITION IN A FORM SUITABLE FOR TOPICAL ADMINISTRATION WHICH COMPRISES AN ANTI-INFLAMMATORY EFFECTIVE AMOUNT OF A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
22 words
A THERAPEUTIC COMPOSITION IN A FORM SUITABLE FOR TOPICAL ADMINISTRATION WHICH COMPRISES AN ANTI-INFLAMMATORY EFFECTIVE AMOUNT OF A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
12 words
A therapeutic composition according to claim 1 in which R is ethyl.
Claim 4
Independent Claim
33 words
A method of treating a topical inflammatory condition which comprises the topical application to a subject suffering from said topical inflammatory condition of an anti-inflammatory effective amount of a compound of the formula
Claim 5
Independent Claim
33 words
A method of treating a topical inflammatory condition which comprises the topical application to a subject suffering from said topical inflammatory condition of an anti-inflammatory effective amount of a compound of the formula
Claim 6
Dependent Claim
11 words
A method according to claim 3 in which R is ethyl.
Claim 7
Dependent Claim
13 words
A therapeutic composition according to claim 1 in the form of a solution.
Claim 8
Dependent Claim
13 words
A therapeutic composition according to claim 1 in the form of a suspension.
Claim 9
Dependent Claim
13 words
A therapeutic composition according to claim 1 in the form of a cream.
Claim 10
Dependent Claim
13 words
A therapeutic composition according to claim 1 in the form of an ointment.
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) | 1977-12-23 | 1978-06-24 | 1978-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-23 | 1982-06-24 | 1982-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-23 | 1986-06-24 | 1986-12-24 | $7700.00 | Window Closed / Lapsed |