US2453757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing modified electronickel
Assignee: Huntington Alloys Corp
•
Filing: 1943-08-06
•
Granted: 1948-11-16
•
Expires: 1963-08-06
Abstract
No abstract record available.
Inventors
- 👤 Renzoni Louis Secondo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:04
CPC Classifications
C; C25; C25C; C25C1/00; C25C1/06; C25C1/08; Y; Y10; Y10S; Y10S204/00; Y10S204/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US90332A
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US1750092A
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US1941257A
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US2001385A
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US2115019A
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US2112818A
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US2304059A
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US2385269A
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US2392708A
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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) | 1951-11-16 | 1952-05-17 | 1952-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-16 | 1956-05-17 | 1956-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-16 | 1960-05-17 | 1960-11-16 | $7700.00 | Window Closed / Lapsed |