Patent US4460654A successfully refreshed from Google Patents.
US4460654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminosilicate coating method, coated articles and organic substituted silicon-oxygen-aluminum oligomers
Assignee: General Electric Co
•
Filing: 1983-09-16
•
Granted: 1984-07-17
•
Expires: 2003-09-16
Abstract
Abstract A method is provided for applying aluminosilicate coatings onto a variety of substrates, for example, metals, metal alloys and ceramics. Certain organic solvent-soluble, organic substituted, silicon-oxygen-aluminum oligomers and method for preparing them also are provided.
Inventors
- 👤 Leonard V. Interrante
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:33
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/5025; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C04B41/80; C04B41/81; C04B41/85; C04B41/87; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0836; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
38 words
Shaped ceramic, metallic, or metallic alloy substrates coated with an aluminosilicate consisting essentially of chemically combined units of the formula, ##STR10## a has an average of 1 to 4, and b has a value of at least 1.
Claim 2
Dependent Claim
38 words
Shaped ceramic, metallic, or metallic alloy substrates coated with an aluminosilicate consisting essentially of chemically combined units of the formula, ##STR10## a has an average of 1 to 4, and b has a value of at least 1.
Claim 3
Dependent Claim
13 words
A article in accordance with claim 1, where the substrate is a superalloy.
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) | 1987-07-17 | 1988-01-16 | 1988-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-17 | 1992-01-16 | 1992-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-17 | 1996-01-16 | 1996-07-17 | $7700.00 | Window Closed / Lapsed |