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Patent US2610152A successfully refreshed from Google Patents.
US2610152A
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Detergent compositions containing amino-coumarins
Assignee: BASF Schweiz AG
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Filing: 1947-06-03
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Granted: 1952-09-09
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Expires: 1967-06-03
Abstract
No abstract record available.
Inventors
- 👤 Aekermann Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:02
CPC Classifications
C; C07; C07D; C07D407/00; C07D407/02; C07D407/12; C07D311/00; C07D311/02; C07D311/04; C07D311/06; C07D311/08; C07D311/16; C09; C09B; C09B57/00; C09B57/02; C11; C11D; C11D3/00; C11D3/40; C11D3/42; C11D9/00; C11D9/04; C11D9/44; C11D9/448; D; D06; D06L; D06L4/00; D06L4/60; D06L4/65; D06L4/657; D21; D21H; D21H21/00; D21H21/14; D21H21/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF 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 0.1 TO 5 PER CENT BY WEIGHT OF AN AMINO COUMARIN CORRESPONDING AS FREE BASE TO THE FORMULA
Claim 2
Dependent Claim
45 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF 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 0.1 TO 5 PER CENT BY WEIGHT OF AN AMINO COUMARIN CORRESPONDING AS FREE BASE TO THE 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) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |