US3086944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foam breakers
Assignee: Boehme Fettchemie GmbH
•
Filing: 1957-08-07
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Granted: 1963-04-23
•
Expires: 1977-08-07
Abstract
No abstract record available.
Inventors
- 👤 Wedell Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:47
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2075; B; B01; B01D; B01D19/00; B01D19/02; B01D19/04; B01D19/0404; C11D1/00; C11D1/66; C11D1/825; C11D1/8255; C11D3/0005; C11D3/0026; C11D1/02; C11D1/04; C11D1/72; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A SUBSTANTIALLY NON-FOAMING AQUEOUS WETTING COMPOSITION COMPRISING WATER AND A MIXTURE OF (1) FROM 75 TO 98 PARTS OF AN ADDITION PRODUCT FORMED BY LESS THAN 5 MOLS OF A LOW-MOLECULAR WEIGHT ALKYLENE OXIDE WITH A HIGH-MOLECULAR WEIGHT ORGANIC COMPOUND CONTAINING A HYDROCARBON RADICAL WITH UP TO 12 CARBON ATOMS AND AN EXCHANGEABLY HYDROGEN ATOM LINKED TO SAID HYDROCARBON RADICAL THROUGH AN ATOM SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NITROGEN AND SULFUR AS WETTING AGENT, AND (2) FROM 2 TO 25 PARTS OF AN ADDITION PRODUCT FORMED BY MORE THAN 4 MOLS OF A LOW-MOLECULAR WEIGHT ALKYLENE OXIDE WITH A HIGH-MOLECULAR WEIGHT ORGANIC COMPOUND CONTAINING A HYDROCARBON RADICALL WITH MORE THAN 12 CARBON ATOMS AND AN EXCHANGEABLE HYDROGEN ATOM LINKED THE HYDROCARBON RADICAL THROUGH AN ATOM SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NITROGEN AND SULFUR AS EMULSIFYING AGENT, AND AS DEFOAMING AGENT, FROM 0.5 TO 30 PARTS PER 100 PARTS OF TOTAL ALKYLENE OXIDE ADDITION PRODUCTS OF A CARBOXYLIIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HIGH-MOLECULAR WEIGHT FATTY ACIDS AND THEIR SUBSTANTIALLY WATER-INSOLUBLE METAL SALTS.
Claim 2
Dependent Claim
178 words
A SUBSTANTIALLY NON-FOAMING AQUEOUS WETTING COMPOSITION COMPRISING WATER AND A MIXTURE OF (1) FROM 75 TO 98 PARTS OF AN ADDITION PRODUCT FORMED BY LESS THAN 5 MOLS OF A LOW-MOLECULAR WEIGHT ALKYLENE OXIDE WITH A HIGH-MOLECULAR WEIGHT ORGANIC COMPOUND CONTAINING A HYDROCARBON RADICAL WITH UP TO 12 CARBON ATOMS AND AN EXCHANGEABLY HYDROGEN ATOM LINKED TO SAID HYDROCARBON RADICAL THROUGH AN ATOM SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NITROGEN AND SULFUR AS WETTING AGENT, AND (2) FROM 2 TO 25 PARTS OF AN ADDITION PRODUCT FORMED BY MORE THAN 4 MOLS OF A LOW-MOLECULAR WEIGHT ALKYLENE OXIDE WITH A HIGH-MOLECULAR WEIGHT ORGANIC COMPOUND CONTAINING A HYDROCARBON RADICALL WITH MORE THAN 12 CARBON ATOMS AND AN EXCHANGEABLE HYDROGEN ATOM LINKED THE HYDROCARBON RADICAL THROUGH AN ATOM SELECTED FROM THE GROUP CONSISTING OF OXYGEN, NITROGEN AND SULFUR AS EMULSIFYING AGENT, AND AS DEFOAMING AGENT, FROM 0.5 TO 30 PARTS PER 100 PARTS OF TOTAL ALKYLENE OXIDE ADDITION PRODUCTS OF A CARBOXYLIIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HIGH-MOLECULAR WEIGHT FATTY ACIDS AND THEIR SUBSTANTIALLY WATER-INSOLUBLE METAL SALTS.
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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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |