US3497332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brazing alloy for joining graphite to graphite and to refractory metals
Assignee: United States Atomic Energy Commission
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Filing: 1969-06-09
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Granted: 1970-02-24
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Expires: 1989-06-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph G Donnelly
- 👤 Jack M Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:16
CPC Classifications
C; C22; C22C; C22C19/00; B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/32; B23K35/322; C04; C04B; C04B37/00; C04B37/003; C04B37/006; C04B37/02; C04B37/023; C04B37/026; C22C5/00; C04B2235/00; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/125; C04B2237/126; C04B2237/127; C04B2237/30; C04B2237/32; C04B2237/36; C04B2237/363; C04B2237/40; C04B2237/403; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12625; Y10T428/12771; Y10T428/12806; Y10T428/12826; Y10T428/12833; Y10T428/12861; Y10T428/12875; Y10T428/12944; Y10T428/31504; Y10T428/31536; Y10T428/31678
Claims Analysis
Total Claims: 0
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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) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |