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US3051655A Expired / Lapsed US ⏱️ 0.0 years remaining

Metalworking lubricant

Assignee: QUAKER CHEMICAL PRODUCTS Corp
•
Filing: 1957-11-01
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Granted: 1962-08-28
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Expires: 1977-11-01
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Abstract

No abstract record available.

Inventors

  • 👤 George E Barker

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 13:12
CPC Classifications
C; C10; C10M; C10M173/00; C10M133/00; C10M133/02; C10M133/04; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/043; C10M2201/06; C10M2201/065; C10M2201/066; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/40; C10M2207/404; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/24; C10M2215/26; C10M2219/00; C10M2219/02; C10M2219/022; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2070/00; C10N2070/02; C10N2080/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 21 words
AS AN IMPROVED METALWORKING LUBRICANT, A COMPOSITION ITY AND 0.5 TO 50% BY WEIGHT OF A COMPOUND HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim 21 words
AS AN IMPROVED METALWORKING LUBRICANT, A COMPOSITION ITY AND 0.5 TO 50% BY WEIGHT OF A COMPOUND HAVING THE STRUCTURAL FORMULA

References Cited (Backward Citations)

US1836047A Cited
US2255082A Cited
US2664400A Cited
US2917160A Cited
US2736658A Cited
US2824068A Cited
US2798045A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-08-27 1966-02-26 1966-08-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-08-27 1970-02-26 1970-08-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-08-27 1974-02-26 1974-08-28 $7700.00 Window Closed / Lapsed

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