US3209296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric corrosion test probe
Assignee: Baker Petrolite LLC
•
Filing: 1960-01-08
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Granted: 1965-09-28
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Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 William E Seffens
- 👤 Arthur F Wirtel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:17
CPC Classifications
G; G01; G01N; G01N17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A CORROSION TEST PROBE, COMPRISING, IN COMBINATION, A PROBE MOUNTING HAVING AT LEAST ONE RECESSED APERTURE THEREIN, TERMINALLY INSULATED ELECTRICAL CONTACT MEANS REMOVABLY AND TIGHTLY POSITIONED IN SAID RECESSED APERTURE, A CORRODING TEST SPECIMENT FIXEDLY POSITIONED IN AND ELECTRICALLY CONNECTED TO SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS, SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS AND SAID CORRODING TEST SPECIMENT FIXEDLY POSITIONED THEREIN CONSTITUTING AT LEAST A PORTION OF A REMOVABLE CORRODING TEST SPECIMENT ELEMENT, MEANS FOR SEALING SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS HAVING SAID CORRODING TEST SPECIMEN FIXEDLY POSITIONED THEREIN AND ELECTRICALLY CONNECTED THERETO TIGHTLY AGAINST THE CORRODING MEDIUM, SAID SEALING MEANS BEIGN POSITIONED IN SAID RECESSED APERTURE, AND MEANS POSITIONED IN SAID RECESSED APERTURE ONLY FOR ELECTRICALLY CONNECTING SAID ELECTRICAL CONTACT MEANS AND SAID CORRODING TEST SPECIMEN ELEMENT ELECTRICALLY CONNECTED THERETO WITH A RESISTANCE MEASURING APPARATUS, WHEREBY SAID CORRDING TEST SPECIMEN CAN BE EASILY REPLACED.
Claim 2
Dependent Claim
146 words
A CORROSION TEST PROBE, COMPRISING, IN COMBINATION, A PROBE MOUNTING HAVING AT LEAST ONE RECESSED APERTURE THEREIN, TERMINALLY INSULATED ELECTRICAL CONTACT MEANS REMOVABLY AND TIGHTLY POSITIONED IN SAID RECESSED APERTURE, A CORRODING TEST SPECIMENT FIXEDLY POSITIONED IN AND ELECTRICALLY CONNECTED TO SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS, SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS AND SAID CORRODING TEST SPECIMENT FIXEDLY POSITIONED THEREIN CONSTITUTING AT LEAST A PORTION OF A REMOVABLE CORRODING TEST SPECIMENT ELEMENT, MEANS FOR SEALING SAID TERMINALLY INSULATED ELECTRICAL CONTACT MEANS HAVING SAID CORRODING TEST SPECIMEN FIXEDLY POSITIONED THEREIN AND ELECTRICALLY CONNECTED THERETO TIGHTLY AGAINST THE CORRODING MEDIUM, SAID SEALING MEANS BEIGN POSITIONED IN SAID RECESSED APERTURE, AND MEANS POSITIONED IN SAID RECESSED APERTURE ONLY FOR ELECTRICALLY CONNECTING SAID ELECTRICAL CONTACT MEANS AND SAID CORRODING TEST SPECIMEN ELEMENT ELECTRICALLY CONNECTED THERETO WITH A RESISTANCE MEASURING APPARATUS, WHEREBY SAID CORRDING TEST SPECIMEN CAN BE EASILY REPLACED.
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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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |