US3362842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of providing refractory metals with protective coatings and resulting article
Assignee: United States Department of the Navy
•
Filing: 1963-10-31
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Granted: 1968-01-09
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Expires: 1983-10-31
Abstract
No abstract record available.
Inventors
- 👤 Bruce E Kramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:35
CPC Classifications
C; C23; C23C; C23C28/00; C23C28/04; C23C24/00; C23C26/00; C23C8/00; C23C8/02; C23C8/80; C23F; C23F17/00; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/16; C25D11/38; C25D5/00; C25D5/48; C25D5/50; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/937; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12528
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2339392A
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US2823139A
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US2836776A
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US2987417A
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US3038817A
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US3266948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |