US2787595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sulfoxide containing detergent compositions
Assignee: Union Oil Company of California
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Filing: 1955-07-11
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Granted: 1957-04-02
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Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Irving D Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:38
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; C; C11; C11D; C11D1/00; C11D1/66; C11D1/755; A61Q; A61Q5/00; A61Q5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A DETERGENT COMPOSITION COMPRISING BETWEEN ABOUT 5 AND ABOUT 40 PERCENT BY WEIGHT OF A DIALKYL SULFOXIDE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
21 words
A DETERGENT COMPOSITION COMPRISING BETWEEN ABOUT 5 AND ABOUT 40 PERCENT BY WEIGHT OF A DIALKYL SULFOXIDE OF 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) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |