US3065151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for corrosion testing
Assignee: Pure Oil Co
•
Filing: 1958-07-17
•
Granted: 1962-11-20
•
Expires: 1978-07-17
Abstract
No abstract record available.
Inventors
- 👤 Schaschl Edward
- 👤 Glenn A Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:19
CPC Classifications
G; G01; G01N; G01N17/00; G01N17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD FOR DETERMINING THE EFFECT OF A CHANGE IN CONDITION ON THE CORROSION RATE PRODUCED BY A CORROSIVE ENVIRONMENT COMPRISING MAINTAINING A FIRST CONFINED ZONE OF A CORROSIVE ENVIRONMENT, MAINTAINING A SECOND CONFINED ZONE OF A CORROSIVE ENVIRONMENT IN ELECTROLYTIC COMMUNICATION WITH SAID FIRST ZONE, DISPOSING A CORRODIBLE ELEMENT IN EACH OF SAID ZONES, SAID ELEMENTS BEING ELECTRICALLY CONNECTED FOR THE FLOW OF CURRENT THEREBETWEEN, MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS, CHANGING A CONDITION INFLUENCING THE CORROSIVE CHARACTER OF ONE OF SAID ZONES, AND AGAIN MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS.
Claim 2
Independent Claim
104 words
A METHOD FOR DETERMINING THE EFFECT OF A CHANGE IN CONDITION ON THE CORROSION RATE PRODUCED BY A CORROSIVE ENVIRONMENT COMPRISING MAINTAINING A FIRST CONFINED ZONE OF A CORROSIVE ENVIRONMENT, MAINTAINING A SECOND CONFINED ZONE OF A CORROSIVE ENVIRONMENT IN ELECTROLYTIC COMMUNICATION WITH SAID FIRST ZONE, DISPOSING A CORRODIBLE ELEMENT IN EACH OF SAID ZONES, SAID ELEMENTS BEING ELECTRICALLY CONNECTED FOR THE FLOW OF CURRENT THEREBETWEEN, MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS, CHANGING A CONDITION INFLUENCING THE CORROSIVE CHARACTER OF ONE OF SAID ZONES, AND AGAIN MEASURING THE INDIVIDUAL RATES OF CORROSION OF EACH OF SAID CORRODIBLE ELEMENTS.
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) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |