US3751370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low-foaming rinsing washing and cleaning compositions
Assignee: Henkel AG and Co KGaA
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Filing: 1971-08-27
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Granted: 1973-08-07
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Expires: 1991-08-27
Abstract
Abstract LOW-FOAMING RINSING, WASHING AND CLEANING COMPOSITIONS COMPRISING (A) FROM 90% TO 99.9% BY WEIGHT OF AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMINOIC SURFACE-ACTIVE AGENTS, AMPHOTERIC SURFACE-ACTIVE AGENTS, NON-IONIC SURFACE ACTIVE AGENTS, POLYMERIC PHOSPHATE AND COMPLEX-FORMING COMPOUNDS, AND (B) FROM 0.1% TO 10% BY WEIGHT OF AT LEAST ONE FOAM INHIBITOR DIURETHANE SELECTED FROM THE GROUP CONSISTING OF DIURETHANES OF THE FORMULA R1-OOC-NH-R-NH-COO-R2, AND R1-NH-COO-R-OOC-NH-R2 WHEREIN R REPRESENT A DIVALENT HYDROCARBON HAVING FROM 2 TO 20 CARBON ATOMS AND R1 AND R2 REPRESENT MONOVALENT HYDROCRBONS HAVING FROM 8 TO 30 CARBON ATOMS.
Inventors
- 👤 E Schmadel
- 👤 H Stimberg
- 👤 J Galinke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:52
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/26; C11D3/0005; C11D3/0026
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) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |