US3228788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for galvanizing steel strip on one side
Assignee: United States Steel Corp
•
Filing: 1962-05-04
•
Granted: 1966-01-11
•
Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Teplitz Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:53
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/003; C23C2/0034; C23C2/006; C23C2/0062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1928160A
Cited
US2483652A
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US2556262A
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US2462474A
Cited
US2611717A
Cited
US2968091A
Cited
US2937108A
Cited
US3086879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |