US3101274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of applying wear resistant metal coatings
Assignee: Nordberg Manufacturing Co
•
Filing: 1958-06-23
•
Granted: 1963-08-20
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 John M Beyerstedt
- 👤 Helmer E Erickson
- 👤 Henry H Talboys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:53
CPC Classifications
C; C23; C23C; C23C26/00; C23C26/02; C23C30/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB350608A
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US2888344A
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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) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |