Patent US3431192A successfully refreshed from Google Patents.
US3431192A
Expired / Lapsed
US
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Plating apparatus
Assignee: Lasalco Inc
•
Filing: 1965-06-09
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Granted: 1969-03-04
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Expires: 1985-06-09
Abstract
No abstract record available.
Inventors
- 👤 Leonard P Kumpf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:56
CPC Classifications
C; C25; C25D; C25D17/00; C25D17/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790289A
Cited
GB190717384A
Cited
US1165346A
Cited
US1744792A
Cited
FR834575A
Cited
DE1040869B
Cited
FR1220432A
Cited
US3244613A
Cited
US3328281A
Cited
US3256170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |