US2824059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibitor composition and method of preventing corrosion
Assignee: ChampionX LLC
•
Filing: 1954-02-08
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Granted: 1958-02-18
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Expires: 1974-02-08
Abstract
No abstract record available.
Inventors
- 👤 Walter M Chamot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:40
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/149; Y; Y10; Y10S; Y10S507/00; Y10S507/902; Y10S507/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A CORROSION INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF IN PROPORTIONS BY WEIGHT ABOUT 8-12% OF A WATER AND OIL DISPERSIBLE CORROSION INHIBITING MATERAIL, ABOUT 8-12% OF AN UNOXIDIZED MINERAL WAX, ABOUT 3-12% OF A HIGH MOLECULAR WEIGHT SOLID POLYALKYLENE GLYCOL DISPERSANT, AND A MAJOR PROPORTION OF A WEIGHTING MATERAIL, IN SOLID STICK FORM.
Claim 2
Dependent Claim
52 words
A CORROSION INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF IN PROPORTIONS BY WEIGHT ABOUT 8-12% OF A WATER AND OIL DISPERSIBLE CORROSION INHIBITING MATERAIL, ABOUT 8-12% OF AN UNOXIDIZED MINERAL WAX, ABOUT 3-12% OF A HIGH MOLECULAR WEIGHT SOLID POLYALKYLENE GLYCOL DISPERSANT, AND A MAJOR PROPORTION OF A WEIGHTING MATERAIL, IN SOLID STICK FORM.
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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) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |