US2108634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical interlock
Assignee: Allen Bradley Co LLC
•
Filing: 1936-03-13
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Granted: 1938-02-15
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Expires: 1956-03-13
Abstract
No abstract record available.
Inventors
- 👤 Gustav O Wilms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:41
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/32; H01H50/323; Y; Y10; Y10T; Y10T70/00; Y10T70/60; Y10T70/625; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238; Y10T74/20244; Y10T74/21; Y10T74/2101; Y10T74/2102
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) | 1941-02-14 | 1941-08-16 | 1942-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-14 | 1945-08-16 | 1946-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-14 | 1949-08-16 | 1950-02-15 | $7700.00 | Window Closed / Lapsed |