US3344075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foam inhibition
Assignee: ConocoPhillips Co
•
Filing: 1962-06-22
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Granted: 1967-09-26
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Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 William P Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:58
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/20; B; B01; B01D; B01D19/00; B01D19/02; B01D19/04; B01D19/0404
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A METHOD OF INHIBITING FOAMING OF A COMPOSITION CONSISTING ESSENTIALLY OF ETHYLENE GLYCOL WHICH METHOD COMPRISES ADDING TO SAID GLYCOL ABOUT 0.01 TO 0.05% BY WEIGHT BASED ON THE GLYCOL OF A BRANCHED-CHAIN, SATURATED, ALIPHATIC, PRIMARY ALCOHOL OF THE GENERAL FORMULA
Claim 2
Independent Claim
41 words
A METHOD OF INHIBITING FOAMING OF A COMPOSITION CONSISTING ESSENTIALLY OF ETHYLENE GLYCOL WHICH METHOD COMPRISES ADDING TO SAID GLYCOL ABOUT 0.01 TO 0.05% BY WEIGHT BASED ON THE GLYCOL OF A BRANCHED-CHAIN, SATURATED, ALIPHATIC, PRIMARY ALCOHOL OF THE GENERAL FORMULA
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |