Patent US4036772A successfully refreshed from Google Patents.
US2982017A
Expired / Lapsed
US
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Method of protecting magnesium with a coating of titanium
Assignee: Union Carbide Corp
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Filing: 1955-08-15
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Granted: 1961-05-02
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Expires: 1975-08-15
Abstract
No abstract record available.
Inventors
- 👤 Folsom E Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:16
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/16; B23K2103/00; B23K2103/16; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12069; Y10T428/12076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF PROVIDING A METAL SHEET COMPOSED PRINCIPALLY OF MAGNESIUM METAL WITH A PROTECTIVE COATING OF TITANIUM METAL, SAID METHOD COMPRISING APPLYING TO SAID MAGNESIUM METAL A BONDING LAYER OF MOLTEN METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND ALLOYS THEREOF, THEREAFTER APPLYING ON THE RESULTANT BONDING METAL A LAYER OF TITANIUM SPONGE METAL, AND HEATING THE TITANIUM METAL COATED MAGNESIUM SHEET TO A TEMPERATURE TO SINTER THE TITANIUM METAL TO SAID BONDING METAL LAYER, AND PROVIDE A COMPOSITE METAL PRODUCT.
Claim 2
Independent Claim
84 words
A METHOD OF PROVIDING A METAL SHEET COMPOSED PRINCIPALLY OF MAGNESIUM METAL WITH A PROTECTIVE COATING OF TITANIUM METAL, SAID METHOD COMPRISING APPLYING TO SAID MAGNESIUM METAL A BONDING LAYER OF MOLTEN METAL SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND ALLOYS THEREOF, THEREAFTER APPLYING ON THE RESULTANT BONDING METAL A LAYER OF TITANIUM SPONGE METAL, AND HEATING THE TITANIUM METAL COATED MAGNESIUM SHEET TO A TEMPERATURE TO SINTER THE TITANIUM METAL TO SAID BONDING METAL LAYER, AND PROVIDE A COMPOSITE METAL PRODUCT.
References Cited (Backward Citations)
US1306568A
Cited
US1733813A
Cited
US1709781A
Cited
US2100258A
Cited
US2301332A
Cited
US2366168A
Cited
US2463010A
Cited
US2477279A
Cited
US2491284A
Cited
US2588421A
Cited
US2536673A
Cited
US2694653A
Cited
US2682702A
Cited
US2711973A
Cited
US2685124A
Cited
US2772985A
Cited
US2704727A
Cited
US2746888A
Cited
US2713196A
Cited
US2746134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |