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US2560202A
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Rust inhibiting composition
Assignee: Standard Oil Development Co
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Filing: 1948-07-24
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Granted: 1951-07-10
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Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
- 👤 John C Zimmer
- 👤 Gordon W Duncan
- 👤 Charles E Paxton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:11
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/02; C10M2205/00; C10M2205/14; C10M2205/16; C10M2205/17; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/023; C10M2207/026; C10M2207/027; C10M2207/04; C10M2207/046; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/144; C10M2207/146; C10M2207/16; C10M2207/28; C10M2207/282; C10M2207/287; C10M2207/289; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/10; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/062; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/045; C10M2223/12; C10M2223/121; C10N; C10N2010/00; C10N2010/04; C10N2010/06; C10N2010/14; C10N2010/16; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/08; C10N2040/20; C10N2040/22; C10N2040/30; C10N2040/32; C10N2040/34; C10N2040/36; C10N2040/38; C10N2040/40; C10N2040/42; C10N2040/44; C10N2040/50; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A RUST INHIBITING OIL COMPOSITION CONSISTING ESSENTIALLY OF A MINERAL BASE OIL OF LUBRICATING GRADE CONTAINING 0.5 TO 3%, BASED ON THE TOTAL COMPOSITION, OF A MONO-OLEIC ESTER OF PENTAERYTHRITOL, 0.5 TO 3, OF AN OIL SOLUBLE PETROLEUM SULFONATE SELECTED FROM THE CLASS WHICH CONSISTS OF SODIUM AND CALCIUM SULFONATES, AND 0 TO 1% OF DEGRAS.
Claim 2
Dependent Claim
56 words
A RUST INHIBITING OIL COMPOSITION CONSISTING ESSENTIALLY OF A MINERAL BASE OIL OF LUBRICATING GRADE CONTAINING 0.5 TO 3%, BASED ON THE TOTAL COMPOSITION, OF A MONO-OLEIC ESTER OF PENTAERYTHRITOL, 0.5 TO 3, OF AN OIL SOLUBLE PETROLEUM SULFONATE SELECTED FROM THE CLASS WHICH CONSISTS OF SODIUM AND CALCIUM SULFONATES, AND 0 TO 1% OF DEGRAS.
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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) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |