Patent US1766050A successfully refreshed from Google Patents.
US2800441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of nickel
Assignee: Udylite Research Corp
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Filing: 1955-10-04
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Granted: 1957-07-23
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Expires: 1975-10-04
Abstract
No abstract record available.
Inventors
- 👤 Brown Henry
- 👤 Richard J Clauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:45
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14; C25D3/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A BATH FOR ELECTRODEPOSITING BRIGHT NECKLE COMPRISING AN AQUEOUS ACID SOLUTION OF AT LEAST ONE NICKLE SALT SELECTED FROM THE GROUP CONSISTING OF NICKLE SULFATE, NICKLE CHLORIDE, NICKLE FLUOBORATE AND NICKLE SULFAMATE, SAID BATH ALSO CONTAINING DISSOLVED THEREIN ABOUT 0.005 TO ABOUTT 2 GRAMS/LITER OF AT LEAST ONE ALKYNOXY ALKANE CARBOXYLIC ACID HAVING A TOTAL OF 5 TO 15 CARBON ATOMS IN WHICH THE UNSATURATED TRIPPLE BONDED CORBAN TO CORBAN LINKAGE IS SEPERATED FROM THE CARBOXYL GROUP BY 2 TO 4 INCLUSIVE CARBON ATOMS AND 1 INTERMEDIATE OXYGEN ATOM, AND CONTAINING THE GROUPING,
Claim 2
Dependent Claim
93 words
A BATH FOR ELECTRODEPOSITING BRIGHT NECKLE COMPRISING AN AQUEOUS ACID SOLUTION OF AT LEAST ONE NICKLE SALT SELECTED FROM THE GROUP CONSISTING OF NICKLE SULFATE, NICKLE CHLORIDE, NICKLE FLUOBORATE AND NICKLE SULFAMATE, SAID BATH ALSO CONTAINING DISSOLVED THEREIN ABOUT 0.005 TO ABOUTT 2 GRAMS/LITER OF AT LEAST ONE ALKYNOXY ALKANE CARBOXYLIC ACID HAVING A TOTAL OF 5 TO 15 CARBON ATOMS IN WHICH THE UNSATURATED TRIPPLE BONDED CORBAN TO CORBAN LINKAGE IS SEPERATED FROM THE CARBOXYL GROUP BY 2 TO 4 INCLUSIVE CARBON ATOMS AND 1 INTERMEDIATE OXYGEN ATOM, AND CONTAINING THE GROUPING,
References Cited (Backward Citations)
US2712522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |