US2599384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid stick corrosion inhibitors and a process for preventing corrosion of oil and gas well equipment
Assignee: Baker Petrolite LLC
•
Filing: 1950-04-08
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Granted: 1952-06-03
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Expires: 1970-04-08
Abstract
No abstract record available.
Inventors
- 👤 William F Gross
- 👤 Jr Charles C Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:20
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/149; Y; Y10; Y10S; Y10S280/00; Y10S280/06; Y10S507/00; Y10S507/902; Y10S507/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A HIGH-MELTING SOLID STICK-FORM CORROSION INHIBITOR FOR OIL, AND GAS WELL EQUIPMENT, HAVING A SPECIFIC GRAVITY IN EXCESS OF 1.5 AND BEING OF THE FOLLOWING COMPOSITION: (A) WEIGHTING MATERIAL SELECTED FROM A MEMBER OF THE CLASS CONSISTING OF LEAD OXIDE, BARIUM SULFATE, AND METALLIC LEAD; AND (B) A MEMBER SELECTED FROM THE GROUP CONSISTING OF SUBSTITUTED IMIDAZOLINE AND ITS PARTIAL SALT SELECTED FROM THE CLASS CONSISTING OF
Claim 2
Dependent Claim
67 words
A HIGH-MELTING SOLID STICK-FORM CORROSION INHIBITOR FOR OIL, AND GAS WELL EQUIPMENT, HAVING A SPECIFIC GRAVITY IN EXCESS OF 1.5 AND BEING OF THE FOLLOWING COMPOSITION: (A) WEIGHTING MATERIAL SELECTED FROM A MEMBER OF THE CLASS CONSISTING OF LEAD OXIDE, BARIUM SULFATE, AND METALLIC LEAD; AND (B) A MEMBER SELECTED FROM THE GROUP CONSISTING OF SUBSTITUTED IMIDAZOLINE AND ITS PARTIAL SALT SELECTED FROM THE CLASS CONSISTING OF
References Cited (Backward Citations)
USRE23227E
Cited
US2466517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |