US2022801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal yoke and process of making same
Assignee: FKI Industries Inc
•
Filing: 1932-06-15
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Granted: 1935-12-03
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Expires: 1952-06-15
Abstract
No abstract record available.
Inventors
- 👤 Edward A Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:56
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/84; F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/382; F16D3/387; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T403/00; Y10T403/57; Y10T403/5706; Y10T403/5713
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) | 1938-12-02 | 1939-06-03 | 1939-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-12-02 | 1943-06-03 | 1943-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-12-02 | 1947-06-03 | 1947-12-03 | $7700.00 | Window Closed / Lapsed |