Patent US2662336A successfully refreshed from Google Patents.
US3208936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiseptic re-circulating toilet sump compositions
Assignee: Lockheed Martin Corp
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Filing: 1960-08-22
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Granted: 1965-09-28
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Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 William F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:01
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
289 words
AN ANTISEPTIC SUMP COMPOSITION FOR USE IN RECIRCULATING TOILETS FOR DILUTION WITH SUMP WATER IN A RATIO OF NOT LESS THAN 1/4 PART COMPOSITION TO 24 PARTS SUMP WATER WHICH COMPOSITION COMPRISES: (A) FROM ABOUT 20 TO 250 ML. WATER (B) FROM ABOUT 20 TO 70 G. OF AN ISOPROPANOL SOLUTION OF A QUATERNARY AMINE, SAID AMINE BEING SELECTED FROM THE GROUP CONSISTING OF (1) 60% ISOPROPANOL SOLUTION OF 1-(2-HYDROXYETHYL) 2-N-ALKYL-1 BENZYL-2-IMIDAZOLINIUM CHLORIDE IN WHICH THE ALKYL GROUP IS DERIVED FROM AN ACID SELECTED FROM THE GROUP CONSISTING OF (A) 100% OLEIC ACID (B) 39 TO 54% LINOLEIC ACID AND 46 TO 61% OLEIC ACID MIXTURE (C) STRIPPED COCO FATTY ACIDS (2) 50% ISOPROPANOL SOLUTION OF SOYA TRIMETHYL AMMONIUM CHLORIDE (C) AN ACID SELECTED FROM THE GROUP CONSISTING OF ACETIC AND LACTIC IN AN AMOUNT TO BUFFER SAID COMPOSITION TO A PH OF APPROXIMATELY 5 (D) FROM ABOUT 20 ML. TO 200 ML. OF 40% AQEUOUS FORMALDEHYDE SOLUTION (E) FROM 0 TO A COLOR MASKING PERCENTAGE OF A MASKING DYE SELECTED FROM THE GROUP CONSISTING OF METHYL VIOLET AND ALIZARIN BLUE SAPPHIRE G. (F) FROM 0 TO A FOAM STABILIZING AMOUNT DURING CIRCULATION OF SAID SUMP SOLUTION OF A FOAMING AGENT CONSISTING OF ABOUT A 60% ISOPROPANOL SOLUTION CONTAINING A MIXTURE OF (1) 39 TO 54% OF 1-(2-HYDROXYETHYL)-2-HEPTADECENYL-2-IMIDAZOLINE AND (2) 46 TO 61% OF 1-(2-HYDROXYETHYL)-2-HEPTADECADIENYL-2-IMIDAZOLINE (G) FROM 0 TO AN INDICATING AMOUNT OF AN INDICATING DYE SELECTED FROM THE GROUP CONSISTING OF BETAL METHYL UMBELLIFERONE AND SOLUBLE FLUORESCEIN (H) FROM 0 TO ITS SOLUBILITY POINT IN THE CONCENTRATED SOLUTION OF DISODIUM PHOSPHATE, AND (I) FROM 0 TO AN ODOR MASKING PERCENTAGE OF A ODOR MASKING AGENT SELECTED FROM THE GROUP CONSISTING OF OIL OF CASHMERE AND OIL OF MUSK.
Claim 2
Dependent Claim
289 words
AN ANTISEPTIC SUMP COMPOSITION FOR USE IN RECIRCULATING TOILETS FOR DILUTION WITH SUMP WATER IN A RATIO OF NOT LESS THAN 1/4 PART COMPOSITION TO 24 PARTS SUMP WATER WHICH COMPOSITION COMPRISES: (A) FROM ABOUT 20 TO 250 ML. WATER (B) FROM ABOUT 20 TO 70 G. OF AN ISOPROPANOL SOLUTION OF A QUATERNARY AMINE, SAID AMINE BEING SELECTED FROM THE GROUP CONSISTING OF (1) 60% ISOPROPANOL SOLUTION OF 1-(2-HYDROXYETHYL) 2-N-ALKYL-1 BENZYL-2-IMIDAZOLINIUM CHLORIDE IN WHICH THE ALKYL GROUP IS DERIVED FROM AN ACID SELECTED FROM THE GROUP CONSISTING OF (A) 100% OLEIC ACID (B) 39 TO 54% LINOLEIC ACID AND 46 TO 61% OLEIC ACID MIXTURE (C) STRIPPED COCO FATTY ACIDS (2) 50% ISOPROPANOL SOLUTION OF SOYA TRIMETHYL AMMONIUM CHLORIDE (C) AN ACID SELECTED FROM THE GROUP CONSISTING OF ACETIC AND LACTIC IN AN AMOUNT TO BUFFER SAID COMPOSITION TO A PH OF APPROXIMATELY 5 (D) FROM ABOUT 20 ML. TO 200 ML. OF 40% AQEUOUS FORMALDEHYDE SOLUTION (E) FROM 0 TO A COLOR MASKING PERCENTAGE OF A MASKING DYE SELECTED FROM THE GROUP CONSISTING OF METHYL VIOLET AND ALIZARIN BLUE SAPPHIRE G. (F) FROM 0 TO A FOAM STABILIZING AMOUNT DURING CIRCULATION OF SAID SUMP SOLUTION OF A FOAMING AGENT CONSISTING OF ABOUT A 60% ISOPROPANOL SOLUTION CONTAINING A MIXTURE OF (1) 39 TO 54% OF 1-(2-HYDROXYETHYL)-2-HEPTADECENYL-2-IMIDAZOLINE AND (2) 46 TO 61% OF 1-(2-HYDROXYETHYL)-2-HEPTADECADIENYL-2-IMIDAZOLINE (G) FROM 0 TO AN INDICATING AMOUNT OF AN INDICATING DYE SELECTED FROM THE GROUP CONSISTING OF BETAL METHYL UMBELLIFERONE AND SOLUBLE FLUORESCEIN (H) FROM 0 TO ITS SOLUBILITY POINT IN THE CONCENTRATED SOLUTION OF DISODIUM PHOSPHATE, AND (I) FROM 0 TO AN ODOR MASKING PERCENTAGE OF A ODOR MASKING AGENT SELECTED FROM THE GROUP CONSISTING OF OIL OF CASHMERE AND OIL OF MUSK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |