US2762780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifoam compositions
Assignee: Hodag Chemical Corp
•
Filing: 1952-05-07
•
Granted: 1956-09-11
•
Expires: 1972-05-07
Abstract
No abstract record available.
Inventors
- 👤 Sheldon E Kulakow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:26
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/02; B01D19/04; B01D19/0404; Y; Y10; Y10S; Y10S435/00; Y10S435/812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
AN ANTIFOAM COMPOSITION CONTAINING, AS ESSENTIAL INGREDIENTS, SUGAR CANE OIL AND AN OIL-SOLUBLE EMULSIFIER, SAID EMULSIFIER BEING PRESENT IN PROPORTIONS SUFFICIENT TO ENHANCE SUBSTANTIALLY THE DEFOAMING PROPERTIES OF SAID SUGAR CANE OIL.
Claim 2
Dependent Claim
32 words
AN ANTIFOAM COMPOSITION CONTAINING, AS ESSENTIAL INGREDIENTS, SUGAR CANE OIL AND AN OIL-SOLUBLE EMULSIFIER, SAID EMULSIFIER BEING PRESENT IN PROPORTIONS SUFFICIENT TO ENHANCE SUBSTANTIALLY THE DEFOAMING PROPERTIES OF SAID SUGAR CANE OIL.
References Cited (Backward Citations)
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Cited
US2346928A
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US2340035A
Cited
US2347178A
Cited
US2390212A
Cited
US2563857A
Cited
US2550450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |