US3285838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of electrolytic tinplate
Assignee: Jones and Laughlin Steel Corp
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Filing: 1962-09-17
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Granted: 1966-11-15
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 Eric R Morgan
- 👤 Irwin I Bessen
- 👤 George K Notman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:42
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/48; C25D5/50; C25D5/505; C25D5/34; C25D5/36; Y; Y10; Y10S; Y10S205/00; Y10S205/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
THE PROCESS OF PRODUCING ELECTRO-TINNED STRIP OF IMPROVED CORROSION RESISTANCE COMPRISING PLATING THE STEEL IN AN ACID ELECTRO-PLATING BATH WITH A FLASH COATING OF TIN TO A WEIGHT BETWEEN ABOUT .02 AND ABOUT .10 POUND PER BASE BOX OF TIMPLATE, REFLOWING THE FLASH COATING AT A TEMPERATURE SUFFICIENT TO CONVERT IT INTO A FLAT PLATE-LIKE IRONTIN ALLOY, THAT TEMPERATURE BEING BETWEEN ABOUT 490*F. AND ABOUT 850*F., ELECTRO-PLATING THE REFLOWED ELECTROTINNED STEEL IN AN ACID ELECTRO-PLATING BATH WITH AN ADDITIONAL COATING OF TIN AND REFLOWING THAT ADDITIONAL COATING OF TIN.
Claim 2
Dependent Claim
89 words
THE PROCESS OF PRODUCING ELECTRO-TINNED STRIP OF IMPROVED CORROSION RESISTANCE COMPRISING PLATING THE STEEL IN AN ACID ELECTRO-PLATING BATH WITH A FLASH COATING OF TIN TO A WEIGHT BETWEEN ABOUT .02 AND ABOUT .10 POUND PER BASE BOX OF TIMPLATE, REFLOWING THE FLASH COATING AT A TEMPERATURE SUFFICIENT TO CONVERT IT INTO A FLAT PLATE-LIKE IRONTIN ALLOY, THAT TEMPERATURE BEING BETWEEN ABOUT 490*F. AND ABOUT 850*F., ELECTRO-PLATING THE REFLOWED ELECTROTINNED STEEL IN AN ACID ELECTRO-PLATING BATH WITH AN ADDITIONAL COATING OF TIN AND REFLOWING THAT ADDITIONAL COATING OF TIN.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |