US3639600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of establishing cyclicity in a human female
Assignee: Pharmacia and Upjohn Co
•
Filing: 1969-08-28
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Granted: 1972-02-01
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Expires: 1989-08-28
Abstract
Abstract IMPROVED METHODS OF SYSTEMICALLY ADMINISTERING ESTROGENS TO HUMAN FEMALES WHEREIN THE ESTROPGEN IS ADMINISTERED SEQUENTIALLY IN GRADUALLY INCREASING AMOUNTS OVER A PREDETERMINED SPAN OF TIME. THE ESTROGEN ADMINISTRATION IS ADVANTAGEOUSLY SUPPLEMENTED WITH CONCOMITANT SYSTEMIC ADMINISTRATION OF A PROGESTROGEN. BENEFICIAL RESULTS ARE ACHIEVED IN CONTRACEPTIVE REGIMENS AND IN MENOPAUSAL AND PERIMENOPAUSAL REGIMENTS.
Inventors
- 👤 John W Hendrix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:03
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/57
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-31 | 1975-08-02 | 1976-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-31 | 1979-08-02 | 1980-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-31 | 1983-08-02 | 1984-02-01 | $7700.00 | Window Closed / Lapsed |