US3941910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-coated metal sheet
Assignee: Nippon Steel Corp
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Filing: 1973-08-14
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Granted: 1976-03-02
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Expires: 1993-08-14
Abstract
Abstract An oil-coated metal sheet coated with a surface coating oil in an amount of from 0.05 - 1.0 g/B.B., said surface coating oil comprising diisodecyl phthalate and 0.1 -5% of one or more of a fatty acid having 14-18 carbon atoms.
Inventors
- 👤 Hidejiro Asano
- 👤 Yoshitaka Hiromae
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:32
CPC Classifications
C; C10; C10M; C10M3/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/34; C10N; C10N2040/00; C10N2040/20; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31714; Y10T428/31844
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
43 words
An oil-coated metal sheet coated with a surface coating oil in an amount of 0.05 - 1.0 g/B.B., said surface coating oil comprising diisodecyl phthalate and 0.1 - 5% of one or more of a fatty acid having 14 to 18 carbon atoms.
Claim 2
Dependent Claim
43 words
An oil-coated metal sheet coated with a surface coating oil in an amount of 0.05 - 1.0 g/B.B., said surface coating oil comprising diisodecyl phthalate and 0.1 - 5% of one or more of a fatty acid having 14 to 18 carbon atoms.
Claim 3
Dependent Claim
33 words
An oil-coated metal sheet according to claim 1, in which the fatty acid is selected from the group consisting of stearic acid, palmitic acid, myristic acid, oleic acid, linoleic acid and linolenic acid.
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) | 1979-03-02 | 1979-09-01 | 1980-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-02 | 1983-09-01 | 1984-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-02 | 1987-09-01 | 1988-03-02 | $7700.00 | Window Closed / Lapsed |