US2642396A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon oil containing a mercaptobenzimidazole
Assignee: Texaco Inc
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Filing: 1952-05-01
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Granted: 1953-06-16
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Expires: 1972-05-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas C Roddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:01
CPC Classifications
C; C07; C07D; C07D235/00; C07D235/02; C07D235/04; C07D235/24; C07D235/28; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/24; C10L1/2443; C10M; C10M135/00; C10M135/32; C10M2203/00; C10M2203/10; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/09; C10M2223/00; C10M2223/10; C10N; C10N2040/00; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A MINERAL HYDROCARBON OIL NORMALLY CORROSIVE TO METAL IN THE PRESENCE OF SULPHUR CONTAINING A CORROSION INHIBITING AMOUNT WITHIN THE RANGE OF 0.1 TO 60 POUNDS PER THOUSAND BARRELS OF OIL OF A CORROSION INHIBITOR SELECTED FROM THE GROUP CONSISTING OF MERCAPTOBENZIMIDAZOLE AND ALKYL SUBSTITUTED DERIVATIVES THEREOF HAVING THE FORMULA
Claim 2
Dependent Claim
50 words
A MINERAL HYDROCARBON OIL NORMALLY CORROSIVE TO METAL IN THE PRESENCE OF SULPHUR CONTAINING A CORROSION INHIBITING AMOUNT WITHIN THE RANGE OF 0.1 TO 60 POUNDS PER THOUSAND BARRELS OF OIL OF A CORROSION INHIBITOR SELECTED FROM THE GROUP CONSISTING OF MERCAPTOBENZIMIDAZOLE AND ALKYL SUBSTITUTED DERIVATIVES THEREOF HAVING THE FORMULA
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) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |