Patent US3749800A successfully refreshed from Google Patents.
US3749800A
Expired / Lapsed
US
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Stable composition for dispensing pge2
Assignee: Pharmacia and Upjohn Co
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Filing: 1971-11-01
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Granted: 1973-07-31
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Expires: 1991-11-01
Abstract
Abstract PGE2 IS SUCCESSFULLY DISPENSED FOR ENTERAL OR PARENTERAL ADMINISTRATION, ESPECIALLY FOR INTRAVENOUS INFUSION, BY PREPARING A CONCENTRATED STOCK SOLUTION IN AN ANHYDROUS, WATER-MISCIBLE, PHARMACOLOGICALLY-ACCEPTABLE ALCOHOL; STORING THE STOCK SOLUTION AT A TEMPERATURE LOW ENOUGH TO PREVENT EXCESSIVE DEHYDRATION; AND, PRIOR TO ADMINISTRATION, DILUTING THE STOCK SOLUTION INTO A LIQUID OR SOLID VEHICLE. FOR INTRAVENOUS INFUSION THE STOCK SOLUTION IS STERILIZED.
Inventors
- 👤 R Stehle
- 👤 T Oesterling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:02
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/557; A61K47/00; A61K47/06; A61K47/08; A61K47/10; A61K9/00; A61K9/0012; A61K9/0019; A61K9/0034; A61K9/02
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) | 1976-07-30 | 1977-01-29 | 1977-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-30 | 1981-01-29 | 1981-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-30 | 1985-01-29 | 1985-07-31 | $7700.00 | Window Closed / Lapsed |