Patent US3023170A successfully refreshed from Google Patents.
US3023170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for reducing the surface activity of compounds in aqueous mixtures
Assignee: Universal Oil Products Co
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Filing: 1959-01-19
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Granted: 1962-02-27
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Carl B Linn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:11
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/02; B01D19/04; B01D19/0404; B01D19/0431; B01D19/0436
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A METHOD OF DIMINISHING THE SURFACE ACTIVITY OF A SUBSTANCE WHICH WHEN DISTRIBUTED IN AN AQUEOUS LIQUID TENDS TO CAUSE SAID LIQUID TO FOAM OR TO FORM AN EMULSION WHICH COMPRISES ADDING TO THE LIQUID AN ARYLDESOXYGLUCITOL IN AN AMOUNT OF FROM ABOUT 0.001% TO ABOUT 10% BY WEIGHT OF THE LIQUID.
Claim 2
Independent Claim
52 words
A METHOD OF DIMINISHING THE SURFACE ACTIVITY OF A SUBSTANCE WHICH WHEN DISTRIBUTED IN AN AQUEOUS LIQUID TENDS TO CAUSE SAID LIQUID TO FOAM OR TO FORM AN EMULSION WHICH COMPRISES ADDING TO THE LIQUID AN ARYLDESOXYGLUCITOL IN AN AMOUNT OF FROM ABOUT 0.001% TO ABOUT 10% BY WEIGHT OF THE LIQUID.
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) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |