US3650914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal plating plastics
Assignee: Hooker Chemical Corp
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Filing: 1970-03-03
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Granted: 1972-03-21
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Expires: 1990-03-03
Abstract
Abstract PLASTICS ARE METALLIZED BY PRECONDITIONING THE SURFACE THEREOF BY ETCHING AND THE LIKE, SUBJECTING THE PRECONDITIONED PLASTICS TO AN AQUEOUS SOLUTION OF THE ORGANIC INSOLUBLE PRODUCT OF A PROCESS COMPRISING REACTING ELEMENTAL PHOSPHORUS AN ALKALI METAL OR ALKALINE EARTH METAL ALKOXIDE AND OXIDIZING THE RESULTING PRODUCT, AND THEREAFTER ELECTROLESS PLATING THE THUS-TREATED PLASTICS.
Inventors
- 👤 Kingso C Lin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:10
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/22; C23C18/24; C23C18/2006; C23C18/2046; C23C18/2073; C23C18/208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-03-21 | 1975-09-20 | 1976-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-21 | 1979-09-20 | 1980-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-21 | 1983-09-20 | 1984-03-21 | $7700.00 | Window Closed / Lapsed |