US2930760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundering compositions
Assignee: Procter and Gamble Co
•
Filing: 1956-10-01
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Granted: 1960-03-29
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Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Gebhardt Edmund Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:28
CPC Classifications
C; C11; C11D; C11D9/00; C11D9/04; C11D9/44; C11D9/444; C11D10/00; C11D10/04; C11D10/042; C11D10/045; C11D3/00; C11D3/40; C11D3/42; C11D9/448; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/28; C11D1/66; C11D1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A LAUNDERING COMPOSITION FOR USE IN WASHING WHITE FABRICS AND WHICH IMPARTS AN ALKALINE REACTION TO AQUEOUS SOLUTIONS AT CONVENTONAL LAUNDERING CONCENTTATIONS COMPRISING AT LEAST ONE WATER-SOLUBLE DETERGENT SELECTED FROM THE GROUP CONSISTING OF NONIONIC ORGANIC SYNTHETIC DETERGENTS PLUS AN ALKALINE-REACTING DETERGENT BUILDER, ALKALI-METAL SALTS OF HIGHER FATTY ACIDS AND ALKALI-METAL SALTS OF ORGANIC SYNTHETIC ANIONIC NON-SOAP DETERGENTS IN COMBINATION WITH AT LEAST ABOUT 0.0014% BY WEIGHT, BUT LESS THAN ABOUT 0.04% BY WEIGHT BASED ON THE WATERSOLUBLE DETERGENT, OF A BLUING AGENT WHICH IS A WATERSOLUBLE ALKALI-METAL SALT OF
Claim 2
Dependent Claim
90 words
A LAUNDERING COMPOSITION FOR USE IN WASHING WHITE FABRICS AND WHICH IMPARTS AN ALKALINE REACTION TO AQUEOUS SOLUTIONS AT CONVENTONAL LAUNDERING CONCENTTATIONS COMPRISING AT LEAST ONE WATER-SOLUBLE DETERGENT SELECTED FROM THE GROUP CONSISTING OF NONIONIC ORGANIC SYNTHETIC DETERGENTS PLUS AN ALKALINE-REACTING DETERGENT BUILDER, ALKALI-METAL SALTS OF HIGHER FATTY ACIDS AND ALKALI-METAL SALTS OF ORGANIC SYNTHETIC ANIONIC NON-SOAP DETERGENTS IN COMBINATION WITH AT LEAST ABOUT 0.0014% BY WEIGHT, BUT LESS THAN ABOUT 0.04% BY WEIGHT BASED ON THE WATERSOLUBLE DETERGENT, OF A BLUING AGENT WHICH IS A WATERSOLUBLE ALKALI-METAL SALT OF
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) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |