US3215511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine nozzle vane and like articles
Assignee: Union Carbide Corp
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Filing: 1962-03-30
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Granted: 1965-11-02
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Expires: 1982-03-30
Abstract
No abstract record available.
Inventors
- 👤 Charles G Chisholm
- 👤 Glenn A Fritzlen
- 👤 Edward M Leach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:20
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/28; F01D5/284; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932; Y10T29/49321; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12139; Y10T428/12451
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A GAS TURBINE NOZZLE VANE AND THE LIKE COMPRISING A METALLIC BODY MEMBER AND A PRE-FORMED NON-METALLIC FORWARD EDGE MEMBER CLOSELY ENGAGED WITH THE BODY MEMBER THROUGH A KEYED MECHANICAL INTERLOCK JOINT SAID BODY MEMBER BEING FORMED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL AND COBALT BASE ALLOYS AND SAID EDGE MEMBER BEING FORMED OF A HEAT RESISTANT MATERIAL SELECTED FROM THE GROUP CONSISTING OF CERAMICS AND NON-METALLIC METAL COMPOUNDS.
Claim 2
Dependent Claim
73 words
A GAS TURBINE NOZZLE VANE AND THE LIKE COMPRISING A METALLIC BODY MEMBER AND A PRE-FORMED NON-METALLIC FORWARD EDGE MEMBER CLOSELY ENGAGED WITH THE BODY MEMBER THROUGH A KEYED MECHANICAL INTERLOCK JOINT SAID BODY MEMBER BEING FORMED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL AND COBALT BASE ALLOYS AND SAID EDGE MEMBER BEING FORMED OF A HEAT RESISTANT MATERIAL SELECTED FROM THE GROUP CONSISTING OF CERAMICS AND NON-METALLIC METAL COMPOUNDS.
References Cited (Backward Citations)
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US2774678A
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US2946681A
Cited
GB856680A
Cited
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US3068556A
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US3148954A
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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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |