US2833690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnesium hydroxide suspensions containing sea-plant hydrocolloid
Assignee: Olin Corp
•
Filing: 1956-08-15
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Granted: 1958-05-06
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Expires: 1976-08-15
Abstract
No abstract record available.
Inventors
- 👤 Durward N Entrekin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:48
CPC Classifications
A; A61; A61K; A61K33/00; A61K33/06; A61K33/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A PHARMACEUTICAL COMPOSITION COMPRISING AN AQUEOUS SUSPENSION OF MAGNESIUM HYDROXIDE IN WHICH HAS BEEN INCORPORATED A REFINED SEA-PLANT HYDROCOLLOID, SAID HYDROCOLLOID ESSENTIALLY COMPRISING SALTS OF A POLYSACCHARIDE SULFATE DERIVED PRIMARILY FROM A PLANT OF THE GROUP CONSISTING OF CHONDRUS CRISPUS AND GIGARTINA MAMILLOSA.
Claim 2
Dependent Claim
43 words
A PHARMACEUTICAL COMPOSITION COMPRISING AN AQUEOUS SUSPENSION OF MAGNESIUM HYDROXIDE IN WHICH HAS BEEN INCORPORATED A REFINED SEA-PLANT HYDROCOLLOID, SAID HYDROCOLLOID ESSENTIALLY COMPRISING SALTS OF A POLYSACCHARIDE SULFATE DERIVED PRIMARILY FROM A PLANT OF THE GROUP CONSISTING OF CHONDRUS CRISPUS AND GIGARTINA MAMILLOSA.
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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |