Patent US3328309A successfully refreshed from Google Patents.
US3328309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized liquid heavy duty detergent composition
Assignee: GAF Chemicals Corp
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Filing: 1966-09-28
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Granted: 1967-06-27
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Expires: 1986-09-28
Abstract
No abstract record available.
Inventors
- 👤 Richard Anthony Grifo
- 👤 Fred Erskine Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:27
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3757; C11D3/3765; C11D17/00; C11D17/0008; C11D17/0026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A STABILIZED LIQUID ALKALINE DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF WATER, A WATER-SOLUBLE ORGANIC DETERGENT COMPOUND SELECTED FROM THE GROUP CONSISTING OF ANIONIC AND NON-IONIC COMPOUNDS AND MIXTURES THEREOF AND A WATER-SOLUBLE INORGANIC AKALINE SALT, THE SAID DETERGENT FORMING A SEPARATE LIQUID PHASE, WITH FROM ABOUT 0.1% TO ABOUT 5% BASED ON THE WEIGHT OF THE TOTAL COMPOSITION OF A WATER-SOLUBLE PARTIAL ESTER OF (A) A HYDROXYL-CONTAINING MICELLE-FORMING SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF ANIONIC SURFACE ACTIVE AGENTS, ALKALINE OXIDE CONDENSATION PRODUCTS WITH AN ACTIVE HYDROGEN-CONTAINING HYDROPHOBE, ALKYLOLAMINE CONDENSATION PRODUCTS WITH FATTY ACIDS, ALKYLOLAMINE CONDENSATION PRODUCTS WITH FATTY ESTERS, AND GLYCOL AND POLYOL ESTERS OF FATTY ACIDS AND (B) AN ALKALINE-SOLUBLE INTERPOLYMER WITH AN A,B-UNSATURATED CARBOXYLIC ACID ANHYDRIDE WITH AN ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL ESTERS, VINYL ETHERS AND AOLEFINS, SAID INTERPOLYMERS HAVING A K VALUE OF FROM ABOUT 10 TO ABOUT 200 AND SAID PARTIAL ESTER CONTAINING FROM ABOUT 0.01% TO ABOUT 5% OF THE CARBOXYL GROUPS PRESENT AS ESTER GROUPS.
Claim 2
Dependent Claim
169 words
A STABILIZED LIQUID ALKALINE DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF WATER, A WATER-SOLUBLE ORGANIC DETERGENT COMPOUND SELECTED FROM THE GROUP CONSISTING OF ANIONIC AND NON-IONIC COMPOUNDS AND MIXTURES THEREOF AND A WATER-SOLUBLE INORGANIC AKALINE SALT, THE SAID DETERGENT FORMING A SEPARATE LIQUID PHASE, WITH FROM ABOUT 0.1% TO ABOUT 5% BASED ON THE WEIGHT OF THE TOTAL COMPOSITION OF A WATER-SOLUBLE PARTIAL ESTER OF (A) A HYDROXYL-CONTAINING MICELLE-FORMING SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF ANIONIC SURFACE ACTIVE AGENTS, ALKALINE OXIDE CONDENSATION PRODUCTS WITH AN ACTIVE HYDROGEN-CONTAINING HYDROPHOBE, ALKYLOLAMINE CONDENSATION PRODUCTS WITH FATTY ACIDS, ALKYLOLAMINE CONDENSATION PRODUCTS WITH FATTY ESTERS, AND GLYCOL AND POLYOL ESTERS OF FATTY ACIDS AND (B) AN ALKALINE-SOLUBLE INTERPOLYMER WITH AN A,B-UNSATURATED CARBOXYLIC ACID ANHYDRIDE WITH AN ETHYLENICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF VINYL ESTERS, VINYL ETHERS AND AOLEFINS, SAID INTERPOLYMERS HAVING A K VALUE OF FROM ABOUT 10 TO ABOUT 200 AND SAID PARTIAL ESTER CONTAINING FROM ABOUT 0.01% TO ABOUT 5% OF THE CARBOXYL GROUPS PRESENT AS ESTER GROUPS.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |