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Patent US2175285A successfully refreshed from Google Patents.
US2175285A
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Detergent for toilet use containing incompletely esterified polyhydric alcohol
Assignee: Procter and Gamble Co
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Filing: 1936-01-25
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Granted: 1939-10-10
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Expires: 1956-01-25
Abstract
No abstract record available.
Inventors
- 👤 Robert A Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:02
CPC Classifications
A; A61; A61Q; A61Q19/00; A61Q19/10; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61K8/375; A61K8/46; A61K8/463; A61K2800/00; A61K2800/40; A61K2800/59; A61K2800/596
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) | 1942-10-09 | 1943-04-10 | 1943-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-09 | 1947-04-10 | 1947-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-09 | 1951-04-10 | 1951-10-10 | $7700.00 | Window Closed / Lapsed |