US3702286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of plating for vinyl chloride resins
Assignee: Mitsui Kinzoku Co Ltd
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Filing: 1970-09-08
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Granted: 1972-11-07
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Expires: 1990-09-08
Abstract
Abstract A METHOD OF PLATING A VINYL CHLORIDE RESIN COMPRISING THE STEPS OF: PRE-ETCHING A VINYL CHLORIDE RESIN BY MEANS OF A SOLUTION OR AN EMULSION CONTAINING MONOHYDRIC PHENOL; ETCHING SAID RESIN BY MEANS OF A HIGHLY CONCENTRATED MIXTURE OF SULFURIC ACID AND CHROMIC ACID; SUBSEQUENTLY EFFECTING CHEMICAL PLATING OF THE THUS ETCHED RESIN; AND THEREAFTER EFFECTING ELECTRO-PLATING OF THE CHEMICALLY PLATED RESIN.
Inventors
- 👤 Minoru Ichiki
- 👤 Yutaka Ushimaru
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:44
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/22; C23C18/26; Y; Y10; Y10S; Y10S205/00; Y10S205/924
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) | 1975-11-07 | 1976-05-08 | 1976-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-07 | 1980-05-08 | 1980-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-07 | 1984-05-08 | 1984-11-07 | $7700.00 | Window Closed / Lapsed |