US3107222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibition
Assignee: ConocoPhillips Co
•
Filing: 1960-11-04
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Granted: 1963-10-15
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Expires: 1980-11-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Olen L Riggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:07
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; Y; Y10; Y10S; Y10S507/00; Y10S507/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A PROCESS FOR PREVENTING CORROSION OF FERROUS METALS IN CONTACT WITH AN AQUEOUS FLUID WHICH COMPRISES INCORPORATING IN SAID AQUEOUS FLUID (A) ABOUT 2 TO 500 PARTS PER MILLION OF A PRODUCT FORMED BY THE DEHYDRATION-CONDENSATION REACTION OF
Claim 2
Dependent Claim
38 words
A PROCESS FOR PREVENTING CORROSION OF FERROUS METALS IN CONTACT WITH AN AQUEOUS FLUID WHICH COMPRISES INCORPORATING IN SAID AQUEOUS FLUID (A) ABOUT 2 TO 500 PARTS PER MILLION OF A PRODUCT FORMED BY THE DEHYDRATION-CONDENSATION REACTION OF
References Cited (Backward Citations)
US2383800A
Cited
DE1024773B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |