US3563785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of resin coating of the metal and resin-coated metal product therefor
Assignee: Sumitomo Electric Industries Ltd
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Filing: 1966-10-04
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Granted: 1971-02-16
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Expires: 1986-10-04
Abstract
Abstract THE METHOD OF COATING AN ALUMINUM OR ALUMINUM ALLOY SURFACE WITH A RESIN WHEREIN THE SURFACE IS ANODICALLY ETCHED IN A HALIDE SOLUTION TO PROFICE MINUTE SURFACE IRREGULARITIES AND CAVITIES TO ADEQUATELY ANCHOR THE RESIN TO BE APPLIED. THE ETCHED SURFACE MAY BE OXIDIZED TO PROVIDE GREATER ANCHORAGE AND MAY ALSO BE HEAT TREATED WITH HOT WATER OR STEAM EITHER PRIOR OR SUBSEQUENT TO RESIN COATING TO FURTHER ENHANCE THE RESIN BONDAGE AND SERVICE. LIFE.
Inventors
- 👤 Toshisaburo Oga
- 👤 Ken Okazaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:50
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/08; B05D5/083; B05D5/086; B05D1/00; B05D1/32; C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/06; C25F; C25F3/00; C25F3/02; C25F3/04; C25F3/14; B05D2202/00; B05D2202/20; B05D2202/25; B05D3/00; B05D3/10; B05D3/102; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24364; Y10T428/31504; Y10T428/31511; Y10T428/31529; Y10T428/3154; Y10T428/31544; Y10T428/31678; Y10T428/31692; Y10T428/31699
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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |