Patent US3498763A successfully refreshed from Google Patents.
US3498763A
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Workable duplex structured ruthenium alloys
Assignee: Huntington Alloys Corp
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Filing: 1969-03-11
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Granted: 1970-03-03
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Expires: 1989-03-11
Abstract
No abstract record available.
Inventors
- 👤 Ronald Savage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:09
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/02; H01H1/021; H01H1/023; C; C22; C22C; C22C5/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/1216; Y10T428/12458; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12868; Y10T428/12875
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2470034A
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US2983996A
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US3301641A
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US3362799A
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US3320056A
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US3441409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |