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Patent US2859182A successfully refreshed from Google Patents.
US2859182A
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US
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Heavy duty liquid detergent composition
Assignee: Lever Brothers Co
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Filing: 1956-11-02
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Granted: 1958-11-04
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Expires: 1976-11-02
Abstract
No abstract record available.
Inventors
- 👤 Frank E Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:43
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/38; C11D1/52; C11D1/523; C11D1/526; C11D3/00; C11D3/02; C11D3/04; C11D3/06; C11D3/16; C11D3/34; C11D3/3418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A HOMOGENEOUS HAVY DUTY LIQUID DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF FROM ABOUT 7% TO ABOUT 16% OF A POTASSIUM ALKYLARYL SULFONATE HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
29 words
A HOMOGENEOUS HAVY DUTY LIQUID DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF FROM ABOUT 7% TO ABOUT 16% OF A POTASSIUM ALKYLARYL SULFONATE HAVING THE GENERAL FORMULA
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) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |