US3440151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of copper-tin alloys
Assignee: Individual
•
Filing: 1965-06-02
•
Granted: 1969-04-22
•
Expires: 1985-06-02
Abstract
No abstract record available.
Inventors
- 👤 Robert Duva
- 👤 Bernard Katz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:54
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/56; C25D3/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA655356A
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US2436316A
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US2658032A
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US2854388A
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US2886500A
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US2989448A
Cited
US3108006A
Cited
US3152155A
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US3120550A
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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) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |