US2945023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain oxyalkylated sucroses and method of making same
Assignee: Baker Petrolite LLC
•
Filing: 1957-04-10
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Granted: 1960-07-12
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Expires: 1977-04-10
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
- 👤 Owen H Pettingill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:24
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/02; C07H15/04; C07H15/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A COGENERIC MIXTURE OF A HOMOLOGOUS SERIES OF GLYCOL ETHERS OF SUCROSE, SAID COGENERIC MIXTURE BEING DERIVED EXCLUSIVELY FROM SUCROSE, BUTYLENE OXIDE, PROPYLENE OXIDE, AND ETHYLENE OXIDE IN SUCH WEIGHT PROPORTIONS SO THAT THE AVERAGE COMPOSITION OF SAID COGENERIC MIXTURE, STATED IN TERMS OF THE INITAL REACTANTS, IS SUCH
Claim 2
Dependent Claim
49 words
A COGENERIC MIXTURE OF A HOMOLOGOUS SERIES OF GLYCOL ETHERS OF SUCROSE, SAID COGENERIC MIXTURE BEING DERIVED EXCLUSIVELY FROM SUCROSE, BUTYLENE OXIDE, PROPYLENE OXIDE, AND ETHYLENE OXIDE IN SUCH WEIGHT PROPORTIONS SO THAT THE AVERAGE COMPOSITION OF SAID COGENERIC MIXTURE, STATED IN TERMS OF THE INITAL REACTANTS, IS SUCH
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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |