US2552285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of composite material containing one or more aluminum components
Assignee: Union Carbide Corp
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Filing: 1945-04-10
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Granted: 1951-05-08
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Expires: 1965-04-10
Abstract
No abstract record available.
Inventors
- 👤 Knewstubb Norman Watson
- 👤 Jamieson Archibald Moncrieff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:35
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; B32B27/00; C09; C09J; C09J5/00; C09J5/02; C09J2400/00; C09J2400/10; C09J2400/16; C09J2400/166; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24471
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
PROCESS FOR THE MANUFACTURE OF A COMPOSITE SHEET-LAMINATE ARTICLE CONTAINING ALUMINOUS SHEET MATERIAL AS ONE COMPONENT WHICH COMPRISES PROVIDING A BONDING INTERFACE BY ANODIZING A SURFACE OF THE COMPONENT TO RENDER THE SURFACE POROUS AND SUBSTANTIALLY IMMEDIATELY SEALING THE TREATED SURFACE BY A SYNTHETIC RESIN COATING BEFORE ABSORBENCY FOR THE RESIN IS LOST, AND BONDING THERETO A SECOND SHEET COMPONENT TO FORM THE COMPOSITE ARTICLE.
References Cited (Backward Citations)
US2174840A
Cited
US1972307A
Cited
GB462269A
Cited
US2138419A
Cited
GB457037A
Cited
US2137988A
Cited
GB497976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |