US2108795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double-walled sheet metal structure and method of making
Assignee: ThyssenKrupp Budd Co
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Filing: 1934-03-22
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Granted: 1938-02-22
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Expires: 1954-03-22
Abstract
No abstract record available.
Inventors
- 👤 Edward G Budd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:05
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49634
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) | 1941-02-21 | 1941-08-23 | 1942-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-21 | 1945-08-23 | 1946-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-21 | 1949-08-23 | 1950-02-22 | $7700.00 | Window Closed / Lapsed |