Patent US2415312A successfully refreshed from Google Patents.
US2415312A
Expired / Lapsed
US
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Propanediol solution of digitalis
Assignee: William R Warner and Co Inc
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Filing: 1943-07-14
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Granted: 1947-02-04
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Expires: 1963-07-14
Abstract
No abstract record available.
Inventors
- 👤 Marvin R Thompson
- 👤 Nicholas J Accousti
- 👤 Casimir T Ichniowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:54
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/06; A61K47/08; A61K47/10; A61K9/00; A61K9/0012; A61K9/0019
Claims Analysis
Total Claims: 0
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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) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |