US3082519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making metal panels
Assignee: United States Steel Corp
•
Filing: 1960-02-24
•
Granted: 1963-03-26
•
Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Jr William I Ballentine
- 👤 James W Molden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:12
CPC Classifications
B; B21; B21D; B21D47/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49865; Y10T29/49867; Y10T29/49892
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1048551B
Cited
US2110752A
Cited
US2291621A
Cited
US2342025A
Cited
GB589161A
Cited
US2438916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |