US2665257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leak detector composition for gaseous fluid conduits and the like
Assignee: Individual
•
Filing: 1950-12-19
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Granted: 1954-01-05
•
Expires: 1970-12-19
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:31
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/04; G01M3/12; Y; Y10; Y10S; Y10S252/00; Y10S252/964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN A COMPOSITION OF MATTER FOR MIXTURE WITH WATER TO PRODUCE A BUBBLE-FORMING LIQUID, THE COMBINATION OF APPROXIMATELY 25 TO 45 PARTS DODECYL BENZENE, SODIUM SULFONATE, 20 TO 40 PARTS OF A MIXTURE COMPRISING 85% LAURYL SODIUM SULFATE AND 15% OF A COMPOUND ADAPTED TO PROMOTE THE FREE FLOWING CHARACTERISTICS OF THE ALKYL SULFONATE IN A SUBSTANTIALLY DRY STATE SELECTED FROM THE GROUP CONSISTING OF SODIUM BENZOATE AND MAGNESIUM CARBONATE, 10 TO 30 PARTS OF A HIGH PROTIEN VEGETABLE FLOUR, 1 TO 9 PARTS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM CARBOXYMETHYLCELLULOSE AND METHYL CELLULOSE ETHERS, AND 5 TO 15 PARTS OF SODIUM SULFITE TO MAKE A TOTAL OF 100 PARTS BY WEIGHT.
Claim 2
Dependent Claim
116 words
IN A COMPOSITION OF MATTER FOR MIXTURE WITH WATER TO PRODUCE A BUBBLE-FORMING LIQUID, THE COMBINATION OF APPROXIMATELY 25 TO 45 PARTS DODECYL BENZENE, SODIUM SULFONATE, 20 TO 40 PARTS OF A MIXTURE COMPRISING 85% LAURYL SODIUM SULFATE AND 15% OF A COMPOUND ADAPTED TO PROMOTE THE FREE FLOWING CHARACTERISTICS OF THE ALKYL SULFONATE IN A SUBSTANTIALLY DRY STATE SELECTED FROM THE GROUP CONSISTING OF SODIUM BENZOATE AND MAGNESIUM CARBONATE, 10 TO 30 PARTS OF A HIGH PROTIEN VEGETABLE FLOUR, 1 TO 9 PARTS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF SODIUM CARBOXYMETHYLCELLULOSE AND METHYL CELLULOSE ETHERS, AND 5 TO 15 PARTS OF SODIUM SULFITE TO MAKE A TOTAL OF 100 PARTS BY WEIGHT.
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) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |