Patent US2799635A successfully refreshed from Google Patents.
US2799635A
Expired / Lapsed
US
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Method of electroplating zinc and electroplating compositions
Assignee: Acme Steel Co
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Filing: 1954-04-15
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Granted: 1957-07-16
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Expires: 1974-04-15
Abstract
No abstract record available.
Inventors
- 👤 Allan E Chester
- 👤 Ray F Main
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:07
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
AN AQUEOUS ACID ZINC SULFATE A PLATING BATH COMPRISING AN ACID ZINC SULFATE EECTROYLTE, A QUANTITY OF THIOUREA SUFFICIENT TO PRODUCE A FINE GRAINED DUCTILE ZINC DEPOSIT WHEN ZINC IS ELECTRODEPOSITED FROM SAID ELECTROLYTE AND A QUANITY OF A PEPTONE SUFFICIENT TO ENHANCE THE BRIGHTNESS OF SAID DEPOSIT.
Claim 2
Dependent Claim
48 words
AN AQUEOUS ACID ZINC SULFATE A PLATING BATH COMPRISING AN ACID ZINC SULFATE EECTROYLTE, A QUANTITY OF THIOUREA SUFFICIENT TO PRODUCE A FINE GRAINED DUCTILE ZINC DEPOSIT WHEN ZINC IS ELECTRODEPOSITED FROM SAID ELECTROLYTE AND A QUANITY OF A PEPTONE SUFFICIENT TO ENHANCE THE BRIGHTNESS OF SAID DEPOSIT.
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) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |