US2619458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions embodying solid lubricants
Assignee: Westinghouse Electric Corp
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Filing: 1949-05-14
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Granted: 1952-11-25
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Expires: 1969-05-14
Abstract
No abstract record available.
Inventors
- 👤 Byron V Mcbride
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:05
CPC Classifications
C; C10; C10M; C10M3/00; C10M2201/00; C10M2201/02; C10M2201/06; C10M2201/065; C10M2201/066; C10M2201/086; C10M2203/00; C10M2203/06; C10M2207/00; C10M2207/02; C10M2207/021; C10M2209/00; C10M2209/02; C10M2209/04; C10M2209/06; C10M2209/062; C10M2209/12; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10M2227/00; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10; F; F16; F16C; F16C2202/00; F16C2202/50; F16C2202/54; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1095
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
74 words
A DRY SOLID LUBRICANT COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A SOLID LUBRICANT SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF THE DISULFIDES, SELENIDES AND TELLURIDES OF MOLYBDENUM, TUNGSTEN AND TITANIUM, AND FROM 0.2 TO 2K PARTS BY WEIGHT OF A HEXAVALENT CHROMIUM COMPUND AS A CORROSION INHIBITOR, THE LUBRICATOR COMPOSITION FUNCTIONING IN A DRY STATE WITHOUT CORROSION OF THE BEARING SURFACES TO WHICH IT IS APPLIED.
Claim 2
Dependent Claim
74 words
A DRY SOLID LUBRICANT COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A SOLID LUBRICANT SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF THE DISULFIDES, SELENIDES AND TELLURIDES OF MOLYBDENUM, TUNGSTEN AND TITANIUM, AND FROM 0.2 TO 2K PARTS BY WEIGHT OF A HEXAVALENT CHROMIUM COMPUND AS A CORROSION INHIBITOR, THE LUBRICATOR COMPOSITION FUNCTIONING IN A DRY STATE WITHOUT CORROSION OF THE BEARING SURFACES TO WHICH IT IS APPLIED.
Claim 3
Dependent Claim
67 words
A LUBRICANT COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A SOLID LUBRICANT SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF THE DISULFIDES, SELENIDES AND TELLURIDES OF MOLYBDENUM, TUNGSTEN AND TITANIUM, FROM 0.2 TO 25 PARTS BY WEIGHT OF A RELATIVELY WATER INSOLUBLE HEXAVALENT CHROMIUM COMPUND AS A CORROSION INHIBITOR, AND A VOLATILE LIQUID SUSPENDING THE SOLID LUBRICANT AND THE CHROMIUM COMPOUND.
Claim 4
Dependent Claim
67 words
A LUBRICANT COMPOSITION COMPRISING AS ITS ESSENTIAL INGREDIENTS 100 PARTS BY WEIGHT OF A SOLID LUBRICANT SELECTED FROM AT LEAST ONE OF THE GROUP CONSISTING OF THE DISULFIDES, SELENIDES AND TELLURIDES OF MOLYBDENUM, TUNGSTEN AND TITANIUM, FROM 0.2 TO 25 PARTS BY WEIGHT OF A RELATIVELY WATER INSOLUBLE HEXAVALENT CHROMIUM COMPUND AS A CORROSION INHIBITOR, AND A VOLATILE LIQUID SUSPENDING THE SOLID LUBRICANT AND THE CHROMIUM COMPOUND.
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) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |