US2809156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of iron and iron alloys
Assignee: Rockwell Spring and Axle Co
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Filing: 1954-08-02
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Granted: 1957-10-08
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Expires: 1974-08-02
Abstract
No abstract record available.
Inventors
- 👤 William H Safranek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:20
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/56; C25D3/562; C25D3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
THE PROCESS OF ELECTRODEPOSITING A PLATING SELECTED FROM THE GROUP CONSISTING OF IRON AND IRON BASE ALLOYS WHICH COMPRISES ELECTROLYZING AN AQUEOUS SOLUTION CONTAINING PREDOMINANTLY FERROUS SULFATE, A MINOR AMOUNT OF AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF SACCHARIN AND PHTHALIMIDE AND A SMALL QUANTITY OF A WETTING AGENT, SAID AMOUNT AND QUANTITY BEING SUFFICIENT TO PROVIDE A LEVEL AND DUCTILE PLATE.
Claim 2
Dependent Claim
64 words
THE PROCESS OF ELECTRODEPOSITING A PLATING SELECTED FROM THE GROUP CONSISTING OF IRON AND IRON BASE ALLOYS WHICH COMPRISES ELECTROLYZING AN AQUEOUS SOLUTION CONTAINING PREDOMINANTLY FERROUS SULFATE, A MINOR AMOUNT OF AN ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF SACCHARIN AND PHTHALIMIDE AND A SMALL QUANTITY OF A WETTING AGENT, SAID AMOUNT AND QUANTITY BEING SUFFICIENT TO PROVIDE A LEVEL AND DUCTILE PLATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |