US3547673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming cermet-type protective coatings on heat resistant alloys
Assignee: Wall Colmonoy Corp
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Filing: 1969-02-19
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Granted: 1970-12-15
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Expires: 1989-02-19
Abstract
No abstract record available.
Inventors
- 👤 Nikolajs Bredzs
- 👤 Forbes M Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:16
CPC Classifications
C; C22; C22C; C22C32/00; C22C32/0047; C22C1/00; C22C1/04; C22C1/05; C22C1/059; C22C19/00; C23; C23C; C23C26/00; C23C26/02
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) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |