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US2834858A Expired / Lapsed US ⏱️ 0.0 years remaining

Corrosion testing probe

Assignee: Pure Oil Co
•
Filing: 1956-12-18
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Granted: 1958-05-13
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Expires: 1976-12-18
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Abstract

No abstract record available.

Inventors

  • 👤 Schaschl Edward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 06:59
CPC Classifications
G; G01; G01N; G01N17/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 183 words
A CORROSION TEST PROBE COMPRISING AN EXTERNAL INSULTAING BASE MEANS SUPPORTILNG A CONDUCTOR ROD, A CAP MEANS ATTACHED TO ONE END OF SAID ROD TO PRESENT AN ANNULAR, CONTINUOUS SEALING SURFACE TOWARD SAID BASE MEANS, SAID BASE MEANS HAVING A CORRESPONDILNG ANNULAR, CONTINUOUS SEALING SURFACE TOWARD THE SEALING SURFACE OF SAID CAP MEANS, A SLEEVE MEANS ENCOMPASSING AND SPACED FROM SAID BASE MEANS AND HAVILNG TERMINAL ANNULAR, CONTINUOUS SEALING SURFACES OPPOSITE THE SEALING SURFACES OF SAID BASE MEANS AND SAID CAP MEANS, RESILIENT ANNULAR SEALS BETWEEN SAID OPPOSED SEALING SURFACES, A PAIR OF ELONGATED TEST SPECIMENS MOUNTED LONGITUDINALLY BY SAID BASE MEANS, EACH HAVING THEIR CONTIGUOUS ENDS HELD BY SAID SEALING SURFACES AND SAID ANNULAR SEALS UNDER COMPRESSION BY SAID CAP MEANS, ONE OF SAID TEST SPECIMENS HAVING ITS BODY PORTION OUTSIDE SAID BASE AND SAID SLEEVE MEANS, THE OTHER OF SAID TEST SPECIMENS HAVING ITS BODY WITHIN THE ANNULAR SPACE BETWEEN SAID SLEEVE MEANS AND SAID BASE MEANS, AND ONE PAIR OF ONTIGUOUS ENDS OF SAID TEST SPECIMENS BEING MAILNTAINED IN ELECTRICAL CONTACT WITH SAID CONDUCTOR ROD FORMING A COMMON LEAD THEREFROM.
Claim 2
Dependent Claim 183 words
A CORROSION TEST PROBE COMPRISING AN EXTERNAL INSULTAING BASE MEANS SUPPORTILNG A CONDUCTOR ROD, A CAP MEANS ATTACHED TO ONE END OF SAID ROD TO PRESENT AN ANNULAR, CONTINUOUS SEALING SURFACE TOWARD SAID BASE MEANS, SAID BASE MEANS HAVING A CORRESPONDILNG ANNULAR, CONTINUOUS SEALING SURFACE TOWARD THE SEALING SURFACE OF SAID CAP MEANS, A SLEEVE MEANS ENCOMPASSING AND SPACED FROM SAID BASE MEANS AND HAVILNG TERMINAL ANNULAR, CONTINUOUS SEALING SURFACES OPPOSITE THE SEALING SURFACES OF SAID BASE MEANS AND SAID CAP MEANS, RESILIENT ANNULAR SEALS BETWEEN SAID OPPOSED SEALING SURFACES, A PAIR OF ELONGATED TEST SPECIMENS MOUNTED LONGITUDINALLY BY SAID BASE MEANS, EACH HAVING THEIR CONTIGUOUS ENDS HELD BY SAID SEALING SURFACES AND SAID ANNULAR SEALS UNDER COMPRESSION BY SAID CAP MEANS, ONE OF SAID TEST SPECIMENS HAVING ITS BODY PORTION OUTSIDE SAID BASE AND SAID SLEEVE MEANS, THE OTHER OF SAID TEST SPECIMENS HAVING ITS BODY WITHIN THE ANNULAR SPACE BETWEEN SAID SLEEVE MEANS AND SAID BASE MEANS, AND ONE PAIR OF ONTIGUOUS ENDS OF SAID TEST SPECIMENS BEING MAILNTAINED IN ELECTRICAL CONTACT WITH SAID CONDUCTOR ROD FORMING A COMMON LEAD THEREFROM.

References Cited (Backward Citations)

US426204A Cited
US2735754A Cited
US2016660A Cited
US2443654A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-05-12 1961-11-11 1962-05-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-05-12 1965-11-11 1966-05-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-05-12 1969-11-11 1970-05-13 $7700.00 Window Closed / Lapsed

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