US2604454A
Expired / Lapsed
US
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Detergent composition containing diimidazoles
Assignee: BASF Schweiz AG
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Filing: 1948-03-12
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Granted: 1952-07-22
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Expires: 1968-03-12
Abstract
No abstract record available.
Inventors
- 👤 Ackermann Franz
- 👤 Meyer Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:59
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/40; C11D3/42; C11D9/00; C11D9/04; C11D9/44; C11D9/448; D; D06; D06L; D06L4/00; D06L4/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A WATER-SOLUBLE, SYNTHETIC ORGANIC, ANION-ACTIVE DETERGENT SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE SOAPS AND SYNTHETIC, ORGANIC, NON-SOAP, ANION-ACTIVE, SULFONATED DETERGENTS CONTAINING 0.005 TO 1 PER CENT. BY WEIGHT OF AN ASYMMETRIC SUBSTITUTION PRODUCT OF A DIIMIDAZOLE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
47 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A WATER-SOLUBLE, SYNTHETIC ORGANIC, ANION-ACTIVE DETERGENT SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE SOAPS AND SYNTHETIC, ORGANIC, NON-SOAP, ANION-ACTIVE, SULFONATED DETERGENTS CONTAINING 0.005 TO 1 PER CENT. BY WEIGHT OF AN ASYMMETRIC SUBSTITUTION PRODUCT OF A DIIMIDAZOLE 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) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |