US3424660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for chemical plating
Assignee: Bayer AG
•
Filing: 1965-01-08
•
Granted: 1969-01-28
•
Expires: 1985-01-08
Abstract
No abstract record available.
Inventors
- 👤 Heinz-Gunter Klein
- 👤 Konrad Lang
- 👤 Edith-Luise Schmeling
- 👤 Helmut Weissbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:33
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/005; C23C; C23C18/00; C23C18/16; C23C18/1601; C23C18/1619; C23C18/1621; C23C18/1623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2642368A
Cited
US3208925A
Cited
US3350287A
Cited
US3216916A
Cited
US3282819A
Cited
US3345278A
Cited
US3303111A
Cited
US3348969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |