US3116252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rust inhibitor for lubricating oil
Assignee: Standard Oil Co
•
Filing: 1961-02-20
•
Granted: 1963-12-31
•
Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Beretvas Helen Sellei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:45
CPC Classifications
C; C10; C10M; C10M133/00; C10M2205/00; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/08; C10M2215/082; C10M2215/22; C10M2215/223; C10M2215/224; C10M2215/24; C10M2215/28; C10N; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A RUST INHIBITOR COMPOSITION COMPRISING A RUST INHIBITING AMOUNT OF A MIXTURE OF AN ACYLSARCOSINE CORRESPONDING TO THE FORMULA
Claim 2
Dependent Claim
19 words
A RUST INHIBITOR COMPOSITION COMPRISING A RUST INHIBITING AMOUNT OF A MIXTURE OF AN ACYLSARCOSINE CORRESPONDING TO THE FORMULA
References Cited (Backward Citations)
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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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |