US3065142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gastric resistant medicinal preparation
Assignee: Armour Pharmaceutical Co
•
Filing: 1958-07-30
•
Granted: 1962-11-20
•
Expires: 1978-07-30
Abstract
No abstract record available.
Inventors
- 👤 Harold J Antonides
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:19
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/2072; A61K9/2077; A61K9/14; A61K9/16; A61K9/1605; A61K9/1617
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
IN A PROCESS FOR PREPARING A MEDICINAL PREPARATION CONTAINING AT LEAST ONE COMPONENT BEING SUBSTANTIALLY RESISTANT TO GASTRIC DISINTEGRATION, THE STEPS OF INTIMATELY MIXING A SUBSTANTIALLY SOLID MEDICINAL AGENT AND A SUBSTANTIALLY SOLID GASTRIC RESISTANT MATERIAL, THE HEATING THE RESULTING MIXTURE TO LIQUEFY THE GASTRIC RESISTANT MATERIAL THEREIN, AND THEREAFTER COOLING THE RESULTING MASS TO OBTAIN A SUBSTANTIALLY DRY POWDER MEDICINAL PREPARAION BEING SUBSTANTIALLY RESISTANT TO GASTRIC DISTINTEGRATION.
Claim 2
Dependent Claim
68 words
IN A PROCESS FOR PREPARING A MEDICINAL PREPARATION CONTAINING AT LEAST ONE COMPONENT BEING SUBSTANTIALLY RESISTANT TO GASTRIC DISINTEGRATION, THE STEPS OF INTIMATELY MIXING A SUBSTANTIALLY SOLID MEDICINAL AGENT AND A SUBSTANTIALLY SOLID GASTRIC RESISTANT MATERIAL, THE HEATING THE RESULTING MIXTURE TO LIQUEFY THE GASTRIC RESISTANT MATERIAL THEREIN, AND THEREAFTER COOLING THE RESULTING MASS TO OBTAIN A SUBSTANTIALLY DRY POWDER MEDICINAL PREPARAION BEING SUBSTANTIALLY RESISTANT TO GASTRIC DISTINTEGRATION.
References Cited (Backward Citations)
GB285091A
Cited
GB288542A
Cited
GB514047A
Cited
US2553806A
Cited
US2690414A
Cited
GB742544A
Cited
US2738303A
Cited
US2753288A
Cited
US2793979A
Cited
US2768112A
Cited
US2852433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |