Patent DE599907C successfully refreshed from Google Patents.
US2239202A
Expired / Lapsed
US
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Forging blank for steering knuckles
Assignee: Jones and Laughlin Steel Corp
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Filing: 1938-07-09
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Granted: 1941-04-22
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Expires: 1958-07-09
Abstract
No abstract record available.
Inventors
- 👤 Norman C Rendleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:27
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/74; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49972; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12264; Y10T428/12271; Y10T428/12285; Y10T428/12375; Y10T428/12382
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-04-21 | 1944-10-21 | 1945-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-04-21 | 1948-10-21 | 1949-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-04-21 | 1952-10-21 | 1953-04-22 | $7700.00 | Window Closed / Lapsed |