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US2410844A
Expired / Lapsed
US
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Metal plating process
Assignee: EIDP Inc
•
Filing: 1942-01-14
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Granted: 1946-11-12
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Expires: 1962-01-14
Abstract
No abstract record available.
Inventors
- 👤 Signaigo Frank Kerr
- 👤 Peppel William Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:00
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-11-11 | 1950-05-13 | 1950-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-11-11 | 1954-05-13 | 1954-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-11-11 | 1958-05-13 | 1958-11-12 | $7700.00 | Window Closed / Lapsed |