Patent US2653913A successfully refreshed from Google Patents.
US2653913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic detergent cakes
Assignee: Shell Development Co
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Filing: 1950-01-21
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Granted: 1953-09-29
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Expires: 1970-01-21
Abstract
No abstract record available.
Inventors
- 👤 Willem J D Van Dijck
- 👤 Bradford P Geyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:44
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0047; C11D17/006; C11D1/00; C11D1/02; C11D1/12; C11D3/00; C11D3/16; C11D3/18; C11D3/20; C11D3/22; C11D3/222; C11D3/38; C11D3/382
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A DETERGENT IN BAR OR CAKE FORM CONSISTING ESSENTIALLY OF A MEMBER OF THE GROUP CONSISTING OF WATER-SOLUBLE ANIONIC SYNTHETIC ORGANIC SULFONATED AND SULFATED DETERGENTS, A PARAFFIN WAX BINDER THEREFOR WHICH HAS A MELTING POINT OF AT LEAST 130* F., AND AS AN EMOLLIENT A MEMBER OF THE GROUP CONSISTING OF ALKALI METAL AND AMMONIUM PECTATES, TANNATES, HUMATES AND ALGINATES, IN THE PROPORTIONS OF 68% TO 84% BY WEIGHT OF SAID DETERGENT, 15% TO 30% OF SAID BINDER, AND 1% TO 2% OF SAID EMOLLIENT.
Claim 2
Dependent Claim
85 words
A DETERGENT IN BAR OR CAKE FORM CONSISTING ESSENTIALLY OF A MEMBER OF THE GROUP CONSISTING OF WATER-SOLUBLE ANIONIC SYNTHETIC ORGANIC SULFONATED AND SULFATED DETERGENTS, A PARAFFIN WAX BINDER THEREFOR WHICH HAS A MELTING POINT OF AT LEAST 130* F., AND AS AN EMOLLIENT A MEMBER OF THE GROUP CONSISTING OF ALKALI METAL AND AMMONIUM PECTATES, TANNATES, HUMATES AND ALGINATES, IN THE PROPORTIONS OF 68% TO 84% BY WEIGHT OF SAID DETERGENT, 15% TO 30% OF SAID BINDER, AND 1% TO 2% OF SAID EMOLLIENT.
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) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |