Patent US3268377A successfully refreshed from Google Patents.
US2597296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming starting sheets for electrolytic refining of nickel
Assignee: Huntington Alloys Corp
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Filing: 1950-06-10
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Granted: 1952-05-20
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Expires: 1970-06-10
Abstract
No abstract record available.
Inventors
- 👤 Cook Wilfred James
- 👤 Tuck Joseph Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:04
CPC Classifications
C; C25; C25C; C25C7/00; C25C7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
THE HEREIN DESCRIBED METHOD OF FORMING STARTING SHEETS FOR ELECTROLYTIC REFINING OF NICKEL WHICH COMPRISES ELECTRODEPOSITING NICKEL ON A STAINLESS STEEL BLANK TO FORM AN ELECTRODEPOSITED SHEET, STRIPPING THE SAID SHEET OF ELECTRODEPOSITED NICKEL FROM SAID BLANK, ROLL STRAIGHTENING THE STRIPPED NICKEL SHEET IN REPEATED PASSES WITH TURNING OF THE SHEET INTERMEDIATE OF EACH PASS, DIE-PRESSING SAID NICKEL SHEET AND OFFSETTING MULTIPLE SPACED DEFORMATIONS LOCATED AT BOTH SIDES OF EACH CENTRAL AXIS OF THE SHEET AND EXTENDING PARALLEL TO THE EDGES OF THE SHEET, SAID MULTIPLE DEFORMATIONS BEING SPACED FROM SAID EDGES BY PLANE SURFACE MARGINAL AREAS AND HAVING CERTAIN ONES OFFSET FROM ONE SIDE OF THE SHEET AND OTHERS OFFSET FROM THE OTHER SIDE OF THE SHEET AND FORMING CENTERED DEFORMATIONS EXTENDING DIAGONALLY OF THE SHEET INCLUDING DEFORMATIONS COEXTENSIVE THEREWITH, AND CONTROLLING SAID DEFORMATIONS TO HAVE A DEPTH OF ABOUT ONE-SIXTEENTH OF AN INCH AND A WIDTH OF ABOUT ONE INCH WHEREBY A STIFFENED STARTING SHEET IS FORMED HAVING A MAJOR AREA CONSTITUTED OF PLANE SURFACES AND A MINOR AREA CONSTITUTED OF OFFSET PORTIONS IN THE FORM OF SHALLOW ELONGATED DEFORMATIONS OF ARCHED CROSSSECTIONAL CONTOUR.
Claim 2
Dependent Claim
186 words
THE HEREIN DESCRIBED METHOD OF FORMING STARTING SHEETS FOR ELECTROLYTIC REFINING OF NICKEL WHICH COMPRISES ELECTRODEPOSITING NICKEL ON A STAINLESS STEEL BLANK TO FORM AN ELECTRODEPOSITED SHEET, STRIPPING THE SAID SHEET OF ELECTRODEPOSITED NICKEL FROM SAID BLANK, ROLL STRAIGHTENING THE STRIPPED NICKEL SHEET IN REPEATED PASSES WITH TURNING OF THE SHEET INTERMEDIATE OF EACH PASS, DIE-PRESSING SAID NICKEL SHEET AND OFFSETTING MULTIPLE SPACED DEFORMATIONS LOCATED AT BOTH SIDES OF EACH CENTRAL AXIS OF THE SHEET AND EXTENDING PARALLEL TO THE EDGES OF THE SHEET, SAID MULTIPLE DEFORMATIONS BEING SPACED FROM SAID EDGES BY PLANE SURFACE MARGINAL AREAS AND HAVING CERTAIN ONES OFFSET FROM ONE SIDE OF THE SHEET AND OTHERS OFFSET FROM THE OTHER SIDE OF THE SHEET AND FORMING CENTERED DEFORMATIONS EXTENDING DIAGONALLY OF THE SHEET INCLUDING DEFORMATIONS COEXTENSIVE THEREWITH, AND CONTROLLING SAID DEFORMATIONS TO HAVE A DEPTH OF ABOUT ONE-SIXTEENTH OF AN INCH AND A WIDTH OF ABOUT ONE INCH WHEREBY A STIFFENED STARTING SHEET IS FORMED HAVING A MAJOR AREA CONSTITUTED OF PLANE SURFACES AND A MINOR AREA CONSTITUTED OF OFFSET PORTIONS IN THE FORM OF SHALLOW ELONGATED DEFORMATIONS OF ARCHED CROSSSECTIONAL CONTOUR.
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) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |