Patent US2945025A successfully refreshed from Google Patents.
US2945025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain oxyalkylated glucoses
Assignee: Baker Petrolite LLC
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Filing: 1957-05-27
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Granted: 1960-07-12
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Expires: 1977-05-27
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
- 👤 Owen H Pettingill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:45
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/02; C07H15/04; C07H15/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A COGENERIC MIXTURE OF A HOMOLOGOUS SERIES OF GLYCOL ETHERS OF GLUCOSE, SAID COGENERIC MIXTURE BEING DERIVED EXCLUSIVELY FROM GLUCOSE, BUTYLENE OXIDE, PROPYLENE OXIDE AND ETHYLENEOXIDE IN SUCH WEIGHT PROPORTIONS SO THAT THE AVERAGE COMPOSITION OF SAID COGENERIC MIXTURE STATED IN TERMS OF THE INITIAL REACTANTS, LIES APPROXIMATELY WITHIN THE TRUNCATED TRIANGULAR PYRAMID IDENTIFIED AS E, H, F, I, G AND J IN FIQURE 1, WITH THE
Claim 2
Dependent Claim
67 words
A COGENERIC MIXTURE OF A HOMOLOGOUS SERIES OF GLYCOL ETHERS OF GLUCOSE, SAID COGENERIC MIXTURE BEING DERIVED EXCLUSIVELY FROM GLUCOSE, BUTYLENE OXIDE, PROPYLENE OXIDE AND ETHYLENEOXIDE IN SUCH WEIGHT PROPORTIONS SO THAT THE AVERAGE COMPOSITION OF SAID COGENERIC MIXTURE STATED IN TERMS OF THE INITIAL REACTANTS, LIES APPROXIMATELY WITHIN THE TRUNCATED TRIANGULAR PYRAMID IDENTIFIED AS E, H, F, I, G AND J IN FIQURE 1, WITH THE
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 |