US3291735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organopolysiloxane lubricants
Assignee: General Electric Co
•
Filing: 1964-06-01
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Granted: 1966-12-13
•
Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Edgar D Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:20
CPC Classifications
G; G04; G04B; G04B31/00; G04B31/08; C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/24; C08L; C08L83/00; C08L83/04; C08L83/08; C10; C10M; C10M171/00; C10M171/002; C10M3/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/06; C10M2201/062; C10M2201/10; C10M2201/102; C10M2201/103; C10M2201/105; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/16; C10M2211/00; C10M2211/04; C10M2211/044; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10M2229/05; C10M2229/051; C10N; C10N2010/00; C10N2010/02; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/02; C10N2040/06; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A LUBRICANT COMPOSITION COMPRISING BY WEIGHT A UNIFORM BLEND OF (1) 100 PARTS OF A CHLORINATED PHENYLPOLYSILOXANE FLUID CONTAINING FROM 3 TO 20 MOLE PERCENT OF TETRACHLOROPHENYLSILOXY UNITS CHEMICALLY COMBINED WITH FROM 97 TO 80 MOLE PERCENT OF DIMETHYLSILOXY UNITS, BASED ON THE TOTAL MOLES OF SAID CHEMICALLY COMBINED UNITS, AND (2) 35 TO 65 PARTS OF A METHYLPHENYLPOLYSILOXANE FLUID CONTAINING FROM 5 TO 20 MOLE PERCENT OF METHYLPHENYLSILOXY UNITS CHEMICALLY COMBINED WITH 95 TO 80 MOLE PERCENT OF DIMETHYLSILOXY UNITS BASED ON THE TOTAL MOLES OF SAID CHEMICALLY COMBINED UNITS.
Claim 2
Dependent Claim
91 words
A LUBRICANT COMPOSITION COMPRISING BY WEIGHT A UNIFORM BLEND OF (1) 100 PARTS OF A CHLORINATED PHENYLPOLYSILOXANE FLUID CONTAINING FROM 3 TO 20 MOLE PERCENT OF TETRACHLOROPHENYLSILOXY UNITS CHEMICALLY COMBINED WITH FROM 97 TO 80 MOLE PERCENT OF DIMETHYLSILOXY UNITS, BASED ON THE TOTAL MOLES OF SAID CHEMICALLY COMBINED UNITS, AND (2) 35 TO 65 PARTS OF A METHYLPHENYLPOLYSILOXANE FLUID CONTAINING FROM 5 TO 20 MOLE PERCENT OF METHYLPHENYLSILOXY UNITS CHEMICALLY COMBINED WITH 95 TO 80 MOLE PERCENT OF DIMETHYLSILOXY UNITS BASED ON THE TOTAL MOLES OF SAID CHEMICALLY COMBINED UNITS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |