US3079276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor diffusion coating process
Assignee: Union Carbide Corp
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Filing: 1960-10-14
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Granted: 1963-02-26
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Expires: 1980-10-14
Abstract
No abstract record available.
Inventors
- 👤 Robert B Puyear
- 👤 John R Schley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:38
CPC Classifications
C; C23; C23C; C23C10/00; C23C10/28; C23C10/34; C23C10/52; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/936; Y10S428/938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A METHOD FOR DIFFUSION COATING METALLIC ARTICLES COMPOSED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL-BASE ALLOYS AND COBALT-BASE ALLOYS COMPRISING EMBEDDING THE ARTICLES TO BE COATED IN PARTICULATED PREALLOYED CHARGE MATERIAL CONSISTING ESSENTIALLY OF FROM 15 PERCENT TO 37 PERCENT BY WEIGHT ALUMINUM AND THE BALANCE SUBSTANTIALLY ALL NICKEL AND INCIDENTAL IMPURITIES AND HEATING SAID CHARGE MATERIAL AND CONTAINED ARTICLES IN THE
Claim 2
Independent Claim
65 words
A METHOD FOR DIFFUSION COATING METALLIC ARTICLES COMPOSED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL-BASE ALLOYS AND COBALT-BASE ALLOYS COMPRISING EMBEDDING THE ARTICLES TO BE COATED IN PARTICULATED PREALLOYED CHARGE MATERIAL CONSISTING ESSENTIALLY OF FROM 15 PERCENT TO 37 PERCENT BY WEIGHT ALUMINUM AND THE BALANCE SUBSTANTIALLY ALL NICKEL AND INCIDENTAL IMPURITIES AND HEATING SAID CHARGE MATERIAL AND CONTAINED ARTICLES IN THE
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |