US2762746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for combating malaria and process of making same
Assignee: Wyeth LLC
•
Filing: 1952-11-14
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Granted: 1956-09-11
•
Expires: 1972-11-14
Abstract
No abstract record available.
Inventors
- 👤 John O Barnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:25
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/14; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
THE PROCESS OF PREPARING A THERAPEUTIC COMPOSITION EFFECTIVE AGAINST MALARIA, WHICH COMPRISES COATING SODIUM CHLORIDE SALT PARTICLES WITH POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT IN EXCESS OF ABOUT 1,000 TO PROVIDE AN ADHERENT COATING OF WAX-LIKE MATERIAL THEREON, AND THEN UNIFORMLY APPLYING TO SAID COATED SALT A SOLID COMPOUND POSSESSING ACTIVITY AGAINST MALARIA SO THAT SAID COMPOUND IS UNIFORMLY DISPERSED ON SAID WAX-LIKE COATING AND THEREBY RETAINED ON SAID SALT.
Claim 2
Dependent Claim
70 words
THE PROCESS OF PREPARING A THERAPEUTIC COMPOSITION EFFECTIVE AGAINST MALARIA, WHICH COMPRISES COATING SODIUM CHLORIDE SALT PARTICLES WITH POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT IN EXCESS OF ABOUT 1,000 TO PROVIDE AN ADHERENT COATING OF WAX-LIKE MATERIAL THEREON, AND THEN UNIFORMLY APPLYING TO SAID COATED SALT A SOLID COMPOUND POSSESSING ACTIVITY AGAINST MALARIA SO THAT SAID COMPOUND IS UNIFORMLY DISPERSED ON SAID WAX-LIKE COATING AND THEREBY RETAINED ON SAID SALT.
References Cited (Backward Citations)
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US2576939A
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US1463881A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |