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US2619458A Expired / Lapsed US ⏱️ 0.0 years remaining

Compositions embodying solid lubricants

Assignee: Westinghouse Electric Corp
•
Filing: 1949-05-14
•
Granted: 1952-11-25
•
Expires: 1969-05-14
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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)

US2346124A Cited
US2328540A Cited
US2420886A Cited
US2361211A Cited
US2393799A Cited

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

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