US3515651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plating solutions for rhodium and rhodium alloy platings having low internal stress
Assignee: Individual
•
Filing: 1967-02-02
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Granted: 1970-06-02
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Expires: 1987-02-02
Abstract
No abstract record available.
Inventors
- 👤 Katsuhiro Ohkubo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:59
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/50; C25D3/56; C25D3/567
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |