US3265681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphorus containing polyols
Assignee: GE Chemicals Inc
•
Filing: 1963-08-07
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Granted: 1966-08-09
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Expires: 1983-08-07
Abstract
No abstract record available.
Inventors
- 👤 Friedman Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:55
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4006; C10; C10M; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/047; C10M2225/00; C10M2225/02; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE A-HYDROXY-B,B,B-TRICHLOROPHOSPHONIC ACID ESTER OF A LOWER ALKANEETHERPOLYOL, SAID ALKANEETHERPOLYOL BEING THE ETHER OF A LOWER ALKANEPOLYOL HAVING 3 TO 6 BON ATOMS AND 3 TO 6 HYDROXYL GROUPS, THERE BEING NO MORE THAN ONE HYDROXYL GROUP ATTACHED TO ANY CARBON ATOM, WITH A MEMBER OF THE GROUP CONSISTING OF LOWER ALKYLENE GLYCOLS AND POLY LOWER ALKYLENE GLYCOLS, SAID ESTER HAVING A PLURALITY OF FREE ALCOHOLIC HYDROXYL GROUPS.
Claim 2
Dependent Claim
68 words
THE A-HYDROXY-B,B,B-TRICHLOROPHOSPHONIC ACID ESTER OF A LOWER ALKANEETHERPOLYOL, SAID ALKANEETHERPOLYOL BEING THE ETHER OF A LOWER ALKANEPOLYOL HAVING 3 TO 6 BON ATOMS AND 3 TO 6 HYDROXYL GROUPS, THERE BEING NO MORE THAN ONE HYDROXYL GROUP ATTACHED TO ANY CARBON ATOM, WITH A MEMBER OF THE GROUP CONSISTING OF LOWER ALKYLENE GLYCOLS AND POLY LOWER ALKYLENE GLYCOLS, SAID ESTER HAVING A PLURALITY OF FREE ALCOHOLIC HYDROXYL GROUPS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |