US3213025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyaryl ether thickened to a grease with an aryloxy benzoate
Assignee: Gulf Research and Development Co
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Filing: 1962-03-15
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Granted: 1965-10-19
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Expires: 1982-03-15
Abstract
No abstract record available.
Inventors
- 👤 John F Hedenburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:57
CPC Classifications
C; C10; C10M; C10M7/00; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/14; C10M2207/142; C10M2207/144; C10M2207/146; C10M2209/00; C10M2209/02; C10M2209/10; C10N; C10N2010/00; C10N2010/02; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A LUBRICATING COMPOSITION CAPABLE OF FUNCTIONING IN BEARINGS ROTATING AT SPEEDS UP TO ABOUT 20,000 R.P.M. AT TEMPERATURES UP TO ABOUT 400*F. CONSISTING ESSENTIALLY OF A DISPERSION IN A MAJOR AMOUNT OF A POLYPHENYL ETHER OF A SUFFICIENT AMOUNT TO THICKEN THE POLYPHENYL ETHER TO A GREASE CONSISTENCY OF SODIUM O-PHENOXYBENZOATE.
Claim 2
Dependent Claim
51 words
A LUBRICATING COMPOSITION CAPABLE OF FUNCTIONING IN BEARINGS ROTATING AT SPEEDS UP TO ABOUT 20,000 R.P.M. AT TEMPERATURES UP TO ABOUT 400*F. CONSISTING ESSENTIALLY OF A DISPERSION IN A MAJOR AMOUNT OF A POLYPHENYL ETHER OF A SUFFICIENT AMOUNT TO THICKEN THE POLYPHENYL ETHER TO A GREASE CONSISTENCY OF SODIUM O-PHENOXYBENZOATE.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |