US2912358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antacid preparations containing acrylic acid polymers and magnesium antacids
Assignee: Bristol Myers Co
•
Filing: 1955-11-02
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Granted: 1959-11-10
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Expires: 1975-11-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Ludwig A Staib
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:38
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/30; A61K47/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A PHARMACEUTICAL ANTACID PREPARATION COMPRISING A COLLOIDALLY WATER-SOLUBLE POLYMER OF ACRYLIC ACID CROSSLINKED WITH POLYALLYL SUCROSE, AND A NON-TOXIC ANTACID SELECTED FROM THE GROUP CONSISTING OF THE OXIDE, HYDROXIDE, CARBONATE AND HYDROXY SALTS OF MAGNESIUM.
Claim 2
Dependent Claim
35 words
A PHARMACEUTICAL ANTACID PREPARATION COMPRISING A COLLOIDALLY WATER-SOLUBLE POLYMER OF ACRYLIC ACID CROSSLINKED WITH POLYALLYL SUCROSE, AND A NON-TOXIC ANTACID SELECTED FROM THE GROUP CONSISTING OF THE OXIDE, HYDROXIDE, CARBONATE AND HYDROXY SALTS OF MAGNESIUM.
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) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |