US3669719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite articles having metallic coating with high temperature lubricity
Assignee: Quantum Inc
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Filing: 1970-03-02
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Granted: 1972-06-13
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Expires: 1990-03-02
Abstract
Abstract METAL COATINGS ON NON-METALLIC AND METALLIC SUBSTRATES, INCLUDING BEARING METAL ALLOY COATINGS EXHIBITING LUBRICITY AT HIGH TEMPERATURES, ARE PREPARED BY DIRECTING A PLASMA FLAME AT A NON-METALLIC SUBSTRATE, SUCH AS A POLYIMIDE SUBSTRATE OR A METAL SUBSTRATE SUCH AS TITANIUM, STAINLESS STEEL, ETC. AND INJECTING INTO ONE OF THE GAS STREAMS ENTERING THE SAID PLASMA FLAME A COPPER-NICKEL-INDIUM ALLOY IN SOLID PARTICULATE FORM AND DEPOSITING ON THE SAID SUBSTRATE AN ADHERENT, DENSE COATING HAVING HIGH TEMPERATURE SURFACE LUBRICITY.
Inventors
- 👤 Clinton M Doede
- 👤 Eugene E Combs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:22
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; C23C4/08; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12493; Y10T428/12639; Y10T428/12646; Y10T428/12736; Y10T428/1275; Y10T428/12771; Y10T428/12778; Y10T428/12861; Y10T428/12882; Y10T428/31504; Y10T428/3154; Y10T428/31551; Y10T428/31605; Y10T428/31652; Y10T428/31656; Y10T428/31663; Y10T428/31678; Y10T428/31681; Y10T428/31692; Y10T428/31696
Claims Analysis
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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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |