US3075898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of nickel
Assignee: Udylite Research Corp
•
Filing: 1961-05-29
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Granted: 1963-01-29
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Brown Henry
- 👤 Donald H Becking
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:45
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A BATH FOR THE ELECTRODEPOSITION OF LUSTROUS NICKEL PLATE COMPRISING ESSENTIALLY AN AQUEOUS ACIDIC SOLUTION OF AT LEAST ONE NICKEL SALT SELECTED FROM THE GROUP CONSISTING OF NICKEL SULFATE, NICKEL CHLORIDE, NICKEL FLUOBORATE AND NICKEL SULFAMATE, SAID BATH HAVING DISSOLVED THEREIN, IN A CONCENTRATION OF 0.01 TO ABOUT 1 GRAM PER LITER, AN ADDUCT FORMED BY THE ACID CATALYZED REACTION OF A 1,3-DIOXOLANE SELECTED FROM THE GROUP CONSISTNG OF 1,3-DIOXOLANES THE HYDROXYMETHYL AND METHYL SUBSTITUTED 1,3-DIOXOLANES AND AN UNSATURATED COMPOUND CONTAINING A MULTIPLE BOND CARBON TO CARBON LINKAGE SELECTED FROM THE GROUP CONSISTING OF ALLYL ALCOHOL, BUTENEDIOL, PROPARGYL ALCOHOL, MTHYL BUTYNOL, METHYL PENTYNOL, BUTYNEDIOL AND ACRYLIC, MALEIC, FUMARIC, ITACONIC, ACONITIC, PROPIOLIC AND ACETYLENE DICARBOXYLIC ACIDS, SAID ADDUCT FORMED IN THE RATIO OF 1 TO 2 MOLES OF THE 1,3-DIOXOLANE TO 1 MOLE OF THE UNSATURATED COMPOUND.
Claim 2
Dependent Claim
136 words
A BATH FOR THE ELECTRODEPOSITION OF LUSTROUS NICKEL PLATE COMPRISING ESSENTIALLY AN AQUEOUS ACIDIC SOLUTION OF AT LEAST ONE NICKEL SALT SELECTED FROM THE GROUP CONSISTING OF NICKEL SULFATE, NICKEL CHLORIDE, NICKEL FLUOBORATE AND NICKEL SULFAMATE, SAID BATH HAVING DISSOLVED THEREIN, IN A CONCENTRATION OF 0.01 TO ABOUT 1 GRAM PER LITER, AN ADDUCT FORMED BY THE ACID CATALYZED REACTION OF A 1,3-DIOXOLANE SELECTED FROM THE GROUP CONSISTNG OF 1,3-DIOXOLANES THE HYDROXYMETHYL AND METHYL SUBSTITUTED 1,3-DIOXOLANES AND AN UNSATURATED COMPOUND CONTAINING A MULTIPLE BOND CARBON TO CARBON LINKAGE SELECTED FROM THE GROUP CONSISTING OF ALLYL ALCOHOL, BUTENEDIOL, PROPARGYL ALCOHOL, MTHYL BUTYNOL, METHYL PENTYNOL, BUTYNEDIOL AND ACRYLIC, MALEIC, FUMARIC, ITACONIC, ACONITIC, PROPIOLIC AND ACETYLENE DICARBOXYLIC ACIDS, SAID ADDUCT FORMED IN THE RATIO OF 1 TO 2 MOLES OF THE 1,3-DIOXOLANE TO 1 MOLE OF THE UNSATURATED COMPOUND.
References Cited (Backward Citations)
GB634394A
Cited
US2852449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |