Patent US3580850A successfully refreshed from Google Patents.
US3580850A
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US
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Stabilized nonionic surfactants in solid formulations containing active chlorine compounds
Assignee: Rohm and Haas Co
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Filing: 1967-07-17
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Granted: 1971-05-25
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Expires: 1987-07-17
Abstract
Abstract A SOLID BUILT DETERGENT FORMULATION CONSISTING OF A LOW FOAMING NONIONIC SURFACTANT CONTAINING A MINOR AMOUNT OF AN ANTIOXIDANT, AN ACTIVE CHLORINE AGENT, AND AN ALKALINE BUILDER, THE ANTIOXIDANT SERVING TO STABILIZE THE SURFACTANT AGAINST DEGRADATION CAUSED BY THE OXIDATIVE OR OTHER AGGRESSIVE EFFECTS OF THE CHLORINE.
Inventors
- 👤 Jean Dupre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:53
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/395; C11D3/3953; C11D1/00; C11D1/66; C11D3/3955; C11D3/3958
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) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |