US2042953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making sole plates for sadirons
Assignee: Chicago Flexible Shaft Co
•
Filing: 1933-08-12
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Granted: 1936-06-02
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Expires: 1953-08-12
Abstract
No abstract record available.
Inventors
- 👤 Michael W Mcardle
- 👤 John W Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:35
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/38; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49861; Y10T29/49908; Y10T29/49915; Y10T29/49947; Y10T29/49963
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) | 1939-06-02 | 1939-12-02 | 1940-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-02 | 1943-12-02 | 1944-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-02 | 1947-12-02 | 1948-06-02 | $7700.00 | Window Closed / Lapsed |