US4196188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orally administrable form of progesterone
Assignee: Individual
•
Filing: 1977-01-12
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Granted: 1980-04-01
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Expires: 1997-01-12
Abstract
Abstract The present invention relates to an orally active pharmaceutical preparation comprised of progesterone, finely ground such that 80% of the progesterone particles are about 1-15 microns in size, suspended in an excipient and contained in capsules. The drug effects increased progestational and contraceptive activity at this particle size.
Inventors
- 👤 Jean-Louis A. Besins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:26
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/4841; A61K9/4858; A61K31/00; A61K31/56; A61K31/57; A61K9/14; C; C07; C07J; C07J7/00; C07J7/0005; C07J7/001; C07J7/0015; C07J7/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
An effective orally administrable soft gelatin capsule essentially containing micronised particles of recrystallized progesterone at least 80% having a particle size of from 5 to less than about 15 microns, in an oil vehicle, said micronized particles having been micronized in said oil phase.
Claim 2
Dependent Claim
44 words
An effective orally administrable soft gelatin capsule essentially containing micronised particles of recrystallized progesterone at least 80% having a particle size of from 5 to less than about 15 microns, in an oil vehicle, said micronized particles having been micronized in said oil phase.
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) | 1983-04-01 | 1983-10-01 | 1984-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-01 | 1987-10-01 | 1988-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-01 | 1991-10-01 | 1992-04-01 | $7700.00 | Window Closed / Lapsed |