US3267040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synergistic combinations of alkane sulfonates and alkoxy hydroxy propane sulfonates
Assignee: Lever Brothers Co
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Filing: 1965-03-08
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Granted: 1966-08-16
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Expires: 1985-03-08
Abstract
No abstract record available.
Inventors
- 👤 Willard M Bright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:06
CPC Classifications
A; A61; A61Q; A61Q9/00; A61Q9/02; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/466; A61Q5/00; A61Q5/02; C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/38; C11D1/40; C11D1/66; C11D1/72; C11D1/722; C11D10/00; C11D10/04; C11D10/045; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3757; C11D3/3765; A61K2800/00; A61K2800/40; A61K2800/59; A61K2800/596
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A SYNERGISTIC FOAMING COMPOSITION COMPRISING FROM ABOUT 7.0 TO ABOUT 17.0 PARTS SODIUM DECANE SULFONATE AND FROM ABOUT 11.0 TO ABOUT 1.0 PARTS SODIUM-3-DODECYLOXY-2-HYDROXY PROPANE SULFONATE, RESPECTIVELY; SAID SAID COMPOSITION HAVING AN ACTUAL FOAM VOLUME AFTER 15 MINUTES AGING MORE THA 35 ML. ABOUT THE EXPECTED FOAM VOLUME AND HAVING A MAXIMUM ACTUAL SYNERGISTIC FOAM VOLUME OF AT LEAST ABOUT 190 ML.
Claim 2
Dependent Claim
62 words
A SYNERGISTIC FOAMING COMPOSITION COMPRISING FROM ABOUT 7.0 TO ABOUT 17.0 PARTS SODIUM DECANE SULFONATE AND FROM ABOUT 11.0 TO ABOUT 1.0 PARTS SODIUM-3-DODECYLOXY-2-HYDROXY PROPANE SULFONATE, RESPECTIVELY; SAID SAID COMPOSITION HAVING AN ACTUAL FOAM VOLUME AFTER 15 MINUTES AGING MORE THA 35 ML. ABOUT THE EXPECTED FOAM VOLUME AND HAVING A MAXIMUM ACTUAL SYNERGISTIC FOAM VOLUME OF AT LEAST ABOUT 190 ML.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |