US2837463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic compositions comprising 5-amino hexahydropyrimidines or salts thereof
Assignee: Warner Lambert Co LLC
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Filing: 1958-01-10
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Granted: 1958-06-03
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Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
- 👤 Leonard S Fosdick
- 👤 Roland R Read
- 👤 Robert G Sanders
- 👤 Robert B Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:18
CPC Classifications
A; A61; A61K; A61K31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A THERAPEUTIC COMPOSITION EFFECTIVE TO INHIBIT THE GROWTH OF MICROORGANISMS, FREE OF UNDESIRABLE TOXIC EFFECTS, COMPRISING A PHARMACEUTICAL CARRIER AND A SUBSTANTIAL AMOUNT, LESS THAN 1% BY WEIGHT, OF A COMPOUND OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA:
Claim 2
Dependent Claim
40 words
A THERAPEUTIC COMPOSITION EFFECTIVE TO INHIBIT THE GROWTH OF MICROORGANISMS, FREE OF UNDESIRABLE TOXIC EFFECTS, COMPRISING A PHARMACEUTICAL CARRIER AND A SUBSTANTIAL AMOUNT, LESS THAN 1% BY WEIGHT, OF A COMPOUND OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA:
References Cited (Backward Citations)
US2415047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |