US3051577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glyceryl lacto esters in coatings
Assignee: Drew Chemical Corp
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Filing: 1959-07-02
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Granted: 1962-08-28
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Expires: 1979-07-02
Abstract
No abstract record available.
Inventors
- 👤 Vigen K Babayan
- 👤 Comes George Newell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:38
CPC Classifications
A; A23; A23G; A23G1/00; A23G1/30; A23G1/305; A23D; A23D9/00; A23D9/007; A23D9/013; A23G3/00; A23G3/34; A23G3/343; A23G2200/00; A23G2200/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A HARD BUTTER COMPRISING A HARD FAT AND A MINOR PROPORTION OF AN ESTER OF GLYCERINE, LACTIC ACID AND A FATTY ACID, SAID ESTER BEING OF FATTY ACIDS HAVING 10 TO 24 CARBON ATOMS, AND HAVING AT LEAST ONE HYDROXYL GROUP OF THE GLYCERINE ESTERIFIED WITH LACTIC ACID.
Claim 2
Dependent Claim
48 words
A HARD BUTTER COMPRISING A HARD FAT AND A MINOR PROPORTION OF AN ESTER OF GLYCERINE, LACTIC ACID AND A FATTY ACID, SAID ESTER BEING OF FATTY ACIDS HAVING 10 TO 24 CARBON ATOMS, AND HAVING AT LEAST ONE HYDROXYL GROUP OF THE GLYCERINE ESTERIFIED WITH LACTIC ACID.
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) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |