Patent US2279314A successfully refreshed from Google Patents.
US2279314A
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Detergent composition
Assignee: Lever Brothers Co
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Filing: 1939-01-26
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Granted: 1942-04-14
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Expires: 1959-01-26
Abstract
No abstract record available.
Inventors
- 👤 Lloyd F Henderson
- 👤 Bernard L Maxwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:08
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/126; C11D1/28; C11D3/00; C11D3/0005; C11D3/0047; C11D3/02; C11D3/04; C11D3/06; C11D7/00; C11D7/02; C11D7/04; C11D7/08
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) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |