US2445372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of copper coating stainless steel
Assignee: American Steel and Wire Company of New Jersey
•
Filing: 1945-04-26
•
Granted: 1948-07-20
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Expires: 1965-04-26
Abstract
No abstract record available.
Inventors
- 👤 Herbert W Trenbath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:35
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/54; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/12917; Y10T428/12924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US506957A
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US1397514A
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US1582617A
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US1766201A
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US2293810A
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US2358104A
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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) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |