US3125529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Astm d-
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:46
CPC Classifications
C; C10; C10M; C10M3/00; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/12; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/521; C08K5/523; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10N; C10N2040/00; C10N2040/08; Y; Y10; Y10S; Y10S260/00; Y10S260/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A PHOSPHATE ESTER OF A PHENOLIC MIXTURE COMPRISING A MEMBER OF THE GROUP CONSISTING OF 2,4-DIMETHYL PHENOL, 2,5-DIMETHYL PHENOL, 3,4-DIMETHYL PHENOL AND MIXTURES THEREOF, THE AMOUNT OF SAID DIMETHYL PHENOLS BEING AT LEAST 40% BY WEIGHT OF THE PHENOLIC MIXTURE GREATER THAN ANY META AND PARA CRESOLS PRESENT IN SAID PHENOLIC MIXTURE AND HAVING AT LEAST 90% BY WEIGHT OF MONOCYCLIC PHENOLS, SAID ESTER HAVING A KINEMATIC VISCOSITY OF AT LEAST 300 SUS AT 100*F.
Claim 2
Dependent Claim
75 words
A PHOSPHATE ESTER OF A PHENOLIC MIXTURE COMPRISING A MEMBER OF THE GROUP CONSISTING OF 2,4-DIMETHYL PHENOL, 2,5-DIMETHYL PHENOL, 3,4-DIMETHYL PHENOL AND MIXTURES THEREOF, THE AMOUNT OF SAID DIMETHYL PHENOLS BEING AT LEAST 40% BY WEIGHT OF THE PHENOLIC MIXTURE GREATER THAN ANY META AND PARA CRESOLS PRESENT IN SAID PHENOLIC MIXTURE AND HAVING AT LEAST 90% BY WEIGHT OF MONOCYCLIC PHENOLS, SAID ESTER HAVING A KINEMATIC VISCOSITY OF AT LEAST 300 SUS AT 100*F.
References Cited (Backward Citations)
CA495618A
Cited
US1425393A
Cited
US2078421A
Cited
US2561493A
Cited
US2805240A
Cited
US2995519A
Cited
US2868827A
Cited
US3022331A
Cited
US3012057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |