US3554880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for electroplating polyoxymethylene resins
Assignee: EIDP Inc
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Filing: 1968-01-11
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Granted: 1971-01-12
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Expires: 1988-01-11
Abstract
Abstract A PROCESS FOR PREPARING POLYOXYMETHYLENE HOMOPOLYMER FOR ELECTROPLATING BY ACID ETCHING, E.G. IN ORTHOPHOSPHORIC ACID, FOLLOWED BY BASIC TREATMENT, E.G. 10% SODIUM HYDROXIDE.
Inventors
- 👤 William C Jenkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:15
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/22; C23C18/24; C23C18/2006; C23C18/2026; C23C18/2033; C23C18/2046; C23C18/2073; C23C18/2086; C23C18/28; C23C18/285; C23C18/30; 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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |