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US2320478A
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Toilet preparation
Assignee: INST DIVI THOMAE FOUNDATION
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Filing: 1939-06-19
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Granted: 1943-06-01
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Expires: 1959-06-19
Abstract
No abstract record available.
Inventors
- 👤 Sperti George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:27
CPC Classifications
A; A61; A61K; A61K36/00; A61K36/06; A61K8/00; A61K8/18; A61K8/96; A61K8/97; A61K8/9728; A61K8/98; A61K8/981; A61Q; A61Q19/00; A61Q19/10
Claims Analysis
Total Claims: 0
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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) | 1946-05-31 | 1946-11-30 | 1947-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-31 | 1950-11-30 | 1951-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-31 | 1954-11-30 | 1955-06-01 | $7700.00 | Window Closed / Lapsed |